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Tag: barrier

  • Nearly $1.1B to be spent on ‘Smart Wall’ at California border under ‘One Big Beautiful Bill’

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    CONCERNING HER FIRING. THE TRUMP ADMINISTRATION ANNOUNCED IT’S PLANNING TO BUILD NEW SECTIONS OF THE SOUTHERN BORDER WALL. THE NEW BARRIERS WOULD EXTEND NEARLY TEN MILES ALONG THE SAN DIEGO MEXICO BORDER. KCRA 3’S ANDREA FLORES HAS BEEN COVERING THE SOUTHERN BORDER FOR MORE THAN THREE YEARS. UNDER THE BIDEN AND TRUMP ADMINISTRATION. SHE JOINS US WITH WHAT THIS MEANS FOR BORDER SAFETY AND HOW IT’S GETTING FUNDED. SO THE NEW WALL SYSTEM IS BEING FUNDED BY THE SO-CALLED BIG BEAUTIFUL BILL ACT, AND IT GIVES CBP MORE THAN $46 BILLION THROUGH 2029 FOR CONSTRUCTION AND MAINTENANCE COSTS. SO THIS IS VIDEO FROM KCRA 3’S TIME AT THE BORDER. THIS WAS BACK IN APRIL OF THIS YEAR WHEN THOUSANDS OF MILITARY TROOPS WERE SENT TO THE AREA TO ASSIST CBP WITH SURVEILLANCE AND INFRASTRUCTURE. NOW, THE PROPOSED BARRIERS WOULD BE BUILT NEAR THE TECATE AND OTAY MESA PORTS OF ENTRY. CBP SAYS IT PLANS TO BUILD AND MAINTAIN NEARLY TEN MILES OF BORDER WALL. IT ALSO PLANS TO ADD NEARLY 52 MILES OF IMPROVED INFRASTRUCTURE ALONG EXISTING BARRIERS, INCLUDING SURVEILLANCE CAMERAS, ACCESS PATROL ROADS AND ARTIFICIAL LIGHTS. BUT IMMIGRATION ADVOCATES LIKE AMERICAN FRIENDS SERVICE COMMITTEE, WHO WE SPOKE WITH BACK IN APRIL, OPPOSES THE PLAN, SAYING THIS WOULD DIVERT MIGRATION FLOWS INTO MORE DANGEROUS AREAS WITH POTENTIALLY DANGEROUS CONSEQUENCES. U.S. CUSTOMS AND BORDER PROTECTION SAYS APPREHENSIONS ARE DOWN IN THE SAN DIEGO SECTOR. LAST MONTH, THEY RECORDED 715 ENCOUNTERS. THAT’S A 95% DECREASE FROM AUGUST OF 2024. WE DID REACH OUT TO CBP FOR AN INTERVIEW ON WHEN THE CONSTRUCTION OF THIS NEW AREA OF THE BORDER WALL WOULD BEGIN

    Nearly $1.1B to be spent on ‘Smart Wall’ at California border under ‘One Big Beautiful Bill’

    Updated: 11:19 PM PDT Oct 13, 2025

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    The Department of Homeland Security and Customs and Border Protection have awarded $4.5 billion in new contracts under the “One Big Beautiful Bill” for Smart Wall construction along the southwest border.At least 10 new construction contracts will add 230 miles of barriers and nearly 400 miles of technology, delivering on the Trump Administration’s promise to secure the border.(Video Above: Trump administration announces plans to build new sections of southern border wall)“For years, Washington talked about border security but failed to deliver. This president changed that,” said CBP Commissioner Rodney Scott. “The Smart Wall means more miles of barriers, more technology, and more capability for our agents on the ground. This is how you take control of the border.”The Smart Wall is a border security system that combines steel barriers, waterborne barriers, patrol roads, lights, cameras, and advanced detection technology to give Border Patrol agents the best tools in the world to stop illegal traffic. The technology additions will further secure the existing wall in areas where the Biden administration’s policies canceled contracts to do so, according to a joint statement by DHS and CBP.The 10 contracts, awarded between Sept. 15 and 30, are the very first to be funded by President Trump’s One Big Beautiful Bill. They also include minimal prior year funding from fiscal year 2021 wall appropriations. That funding was on hold during the Biden administration, according to the release.To expedite the construction of the Smart Wall, Secretary of Homeland Security Kristi Noem also issued two new waivers for approximately nine miles of Smart Wall in CBP’s San Diego sector and approximately 30 miles of new Smart Wall in New Mexico within the El Paso sector.Contracts in California include:San Diego 1 Project – Awarded to BCCG Joint Venture for $483,486,600 for the construction of approximately nine miles of new Smart Wall and approximately 52 miles of system attributes in USBP’s San Diego Sector in California.El Centro 1 Project – Awarded to Fisher Sand & Gravel Co. for $574,000,000 for the construction of approximately eight miles of new primary Smart Wall and the installation of approximately 63 miles of system attributes in USBP’s El Centro and San Diego Sectors in California.See more coverage of top California stories here | Download our app | Subscribe to our morning newsletter | Find us on YouTube here and subscribe to our channel

    The Department of Homeland Security and Customs and Border Protection have awarded $4.5 billion in new contracts under the “One Big Beautiful Bill” for Smart Wall construction along the southwest border.

    At least 10 new construction contracts will add 230 miles of barriers and nearly 400 miles of technology, delivering on the Trump Administration’s promise to secure the border.

    (Video Above: Trump administration announces plans to build new sections of southern border wall)

    “For years, Washington talked about border security but failed to deliver. This president changed that,” said CBP Commissioner Rodney Scott. “The Smart Wall means more miles of barriers, more technology, and more capability for our agents on the ground. This is how you take control of the border.”

    The Smart Wall is a border security system that combines steel barriers, waterborne barriers, patrol roads, lights, cameras, and advanced detection technology to give Border Patrol agents the best tools in the world to stop illegal traffic. The technology additions will further secure the existing wall in areas where the Biden administration’s policies canceled contracts to do so, according to a joint statement by DHS and CBP.

    The 10 contracts, awarded between Sept. 15 and 30, are the very first to be funded by President Trump’s One Big Beautiful Bill. They also include minimal prior year funding from fiscal year 2021 wall appropriations. That funding was on hold during the Biden administration, according to the release.

    To expedite the construction of the Smart Wall, Secretary of Homeland Security Kristi Noem also issued two new waivers for approximately nine miles of Smart Wall in CBP’s San Diego sector and approximately 30 miles of new Smart Wall in New Mexico within the El Paso sector.

    Contracts in California include:

    • San Diego 1 Project – Awarded to BCCG Joint Venture for $483,486,600 for the construction of approximately nine miles of new Smart Wall and approximately 52 miles of system attributes in USBP’s San Diego Sector in California.
    • El Centro 1 Project – Awarded to Fisher Sand & Gravel Co. for $574,000,000 for the construction of approximately eight miles of new primary Smart Wall and the installation of approximately 63 miles of system attributes in USBP’s El Centro and San Diego Sectors in California.

    See more coverage of top California stories here | Download our app | Subscribe to our morning newsletter | Find us on YouTube here and subscribe to our channel

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  • Nobel Prize in physics goes to trio of researchers for discoveries in quantum mechanics

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    The 2025 Nobel Prize in physics has been awarded to a trio of scientists – a Briton, a Frenchman and an American – for their ground-breaking discoveries in the field of quantum mechanics.John Clarke, Michel Devoret and John Martinis will share the prize “for the discovery of macroscopic quantum mechanical tunnelling and energy quantization in an electric circuit,” the Nobel Committee announced Tuesday at a ceremony in Stockholm, Sweden.The committee praised the laureates for demonstrating that the “bizarre properties of the quantum world can be made concrete in a system big enough to be held in the hand.”Clarke, taking questions at a news conference, said he was “completely stunned” to learn he had won the award.“We had not realized in any way that this might be the basis of a Nobel Prize,” Clarke said of their research in the 1980s at the University of California, Berkeley.Quantum mechanics, which describes how matter and energy behaves at or below the scale of an atom, allows a particle to pass straight through a barrier, in a process called “tunnelling.”But when a larger number of particles are involved, these quantum mechanical effects usually become insignificant. What is true at the microscopic level was not thought to be true at the macroscopic level. For instance, while a single atom could pass through a barrier, a tennis ball – made up of a huge amount of particles – cannot.However, the trio of researchers conducted experiments to show that quantum tunnelling can also be observed on a macroscopic scale.In 1984 and 1985, the trio developed a superconducting electrical system that could pass from one physical state to another, as if a tennis ball could move straight through a barrier and not bounce back.Anthony Leggett, who won the Nobel Prize in physics in 2003, compared the laureates’ work on how quantum mechanics functions on a larger scale to the famous thought experiment of Erwin Schrödinger, another physics laureate.To show the paradoxical nature of quantum mechanics, Schrödinger imagined a cat in a sealed box with a device that releases poison when a radioactive source decays. Because there is no way to observe whether the cat is dead or alive, Schrödinger posited that the cat was both dead and alive simultaneously – just as, in quantum mechanics, a system can exist in multiple states at once until measured.Schrödinger’s thought experiment aimed to show the absurdity of this situation, because quantum mechanics doesn’t make sense on the scale of everyday objects, such as a cat.Leggett argued, however, that the experiments conducted by Clarke, Devoret and Martinis showed that there are phenomena on larger scales that behave just as quantum mechanics predicts.Clarke said their research had helped pave the way for technological advances, such as the creation of the cell phone.“There is no advanced technology used today that does not rely on quantum mechanics, including mobile phones, cameras… and fiber optic cables,” said the Nobel committee.Last year, the prize was awarded to Geoffrey Hinton – often called the “Godfather of AI” – and John Hopfield, for their fundamental discoveries in machine learning, which paved the way for how artificial intelligence is used today.In 2023, the prize went to a trio of European scientists who used lasers to understand the rapid movement of electrons, which were previously thought impossible to follow.The prize carries a cash award of 11 million Swedish kronor ($1 million).

    The 2025 Nobel Prize in physics has been awarded to a trio of scientists – a Briton, a Frenchman and an American – for their ground-breaking discoveries in the field of quantum mechanics.

    John Clarke, Michel Devoret and John Martinis will share the prize “for the discovery of macroscopic quantum mechanical tunnelling and energy quantization in an electric circuit,” the Nobel Committee announced Tuesday at a ceremony in Stockholm, Sweden.

    The committee praised the laureates for demonstrating that the “bizarre properties of the quantum world can be made concrete in a system big enough to be held in the hand.”

    Clarke, taking questions at a news conference, said he was “completely stunned” to learn he had won the award.

    “We had not realized in any way that this might be the basis of a Nobel Prize,” Clarke said of their research in the 1980s at the University of California, Berkeley.

    Quantum mechanics, which describes how matter and energy behaves at or below the scale of an atom, allows a particle to pass straight through a barrier, in a process called “tunnelling.”

    But when a larger number of particles are involved, these quantum mechanical effects usually become insignificant. What is true at the microscopic level was not thought to be true at the macroscopic level. For instance, while a single atom could pass through a barrier, a tennis ball – made up of a huge amount of particles – cannot.

    However, the trio of researchers conducted experiments to show that quantum tunnelling can also be observed on a macroscopic scale.

    In 1984 and 1985, the trio developed a superconducting electrical system that could pass from one physical state to another, as if a tennis ball could move straight through a barrier and not bounce back.

    Anthony Leggett, who won the Nobel Prize in physics in 2003, compared the laureates’ work on how quantum mechanics functions on a larger scale to the famous thought experiment of Erwin Schrödinger, another physics laureate.

    To show the paradoxical nature of quantum mechanics, Schrödinger imagined a cat in a sealed box with a device that releases poison when a radioactive source decays. Because there is no way to observe whether the cat is dead or alive, Schrödinger posited that the cat was both dead and alive simultaneously – just as, in quantum mechanics, a system can exist in multiple states at once until measured.

    Schrödinger’s thought experiment aimed to show the absurdity of this situation, because quantum mechanics doesn’t make sense on the scale of everyday objects, such as a cat.

    Leggett argued, however, that the experiments conducted by Clarke, Devoret and Martinis showed that there are phenomena on larger scales that behave just as quantum mechanics predicts.

    Clarke said their research had helped pave the way for technological advances, such as the creation of the cell phone.

    “There is no advanced technology used today that does not rely on quantum mechanics, including mobile phones, cameras… and fiber optic cables,” said the Nobel committee.

    Last year, the prize was awarded to Geoffrey Hinton – often called the “Godfather of AI” – and John Hopfield, for their fundamental discoveries in machine learning, which paved the way for how artificial intelligence is used today.

    In 2023, the prize went to a trio of European scientists who used lasers to understand the rapid movement of electrons, which were previously thought impossible to follow.

    The prize carries a cash award of 11 million Swedish kronor ($1 million).

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  • Steelhead trout, once thriving in Southern California, are declared endangered

    Steelhead trout, once thriving in Southern California, are declared endangered

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    Southern California’s rivers and creeks once teemed with large, silvery fish that arrived from the ocean and swam upstream to spawn. But today, these fish are seldom seen.

    Southern California steelhead trout have been pushed to the brink of extinction as their river habitats have been altered by development and fragmented by barriers and dams.

    Their numbers have been declining for decades, and last week California’s Fish and Game Commission voted to list Southern California steelhead trout as endangered.

    Conservation advocates said they hope the designation will accelerate efforts to save the fish and the aquatic ecosystems on which they depend.

    “Historically, tens of thousands of these fish swam in Southern California rivers and streams,” said Sandra Jacobson, director of the South Coast region for California Trout, an organization that advocated for the listing.

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    “Their numbers have dipped dangerously low due to impacts from habitat loss, fragmentation and urbanization,” Jacobson said. “This landmark decision provides critically important protections for this iconic species.”

    The distinct Southern California population is one of eight varieties of steelhead trout in the state. They live in coastal waters and rivers from southern San Luis Obispo County to around the U.S.-Mexico border.

    Steelhead trout are the same species as rainbow trout, Oncorhynchus mykiss, but unlike their freshwater-dwelling relatives, steelheads spend much of their lives feeding in the ocean and return to their natal streams to spawn.

    Steelheads typically grow to 2 or 3 feet and sometimes larger.

    An adult steelhead trout, seen from above, in the San Luis Rey River.

    An adult steelhead trout in San Luis Rey River in northern San Diego County.

    (California Department of Fish and Game)

    The fish migrate upstream when winter and spring rains send high flows coursing through rivers and creeks. They travel to spawning habitats as far as 30 miles inland — as long as they don’t encounter a barrier along the way.

    Unlike salmon, which are part of the same family, steelheads often spawn multiple times before they die.

    Southern California steelheads were once caught by Indigenous people. In the early 20th century, anglers found that the fish were abundant in the Ventura and other rivers.

    But over the past century, the Los Angeles River and other waterways were lined with concrete. Coastal marshes were hemmed in by development, and barriers and dams fragmented streams.

    The Southern California steelhead population was declared endangered by the federal government in 1997. Reviews by federal and state agencies have found that the population has continued to suffer since then.

    “The negative trend toward extinction has not reversed,” Jacobson said.

    In a 2020 study, researchers found that there had been only 177 documented sightings of Southern California steelhead in the previous 25 years.

    California Trout submitted a petition in 2021 urging the state to list the steelhead population as endangered.

    Small numbers of fish continue to return to the Santa Clara and Santa Ynez rivers, as well as Malibu Creek, Topanga Creek and other streams from Santa Barbara to San Diego County.

    Jacobson and other conservationists have been advocating for accelerating plans to remove obsolete dams that block fish, including Matilija Dam in the Ventura River watershed and Rindge Dam in the Malibu Creek canyon. They’ve also been seeking to expedite the removal of barriers on Trabuco Creek and the Santa Margarita River.

    Other efforts to help steelhead trout include removing non-native species, reducing water diversions and groundwater pumping to ensure sufficient flows in streams and restoring watersheds’ natural ecosystems, Jacobson said.

    “Southern steelhead are crucial indicators of watershed health,” Jacobson said.

    She said restoring the “aquatic highways” the fish use to reach their spawning habitats will also bring benefits for people, including safeguarding sources of clean drinking water.

    “I am hopeful for steelhead recovery,” Jacobson said. California’s classification of the population as endangered, she said, will help advance a state conservation plan and add urgency to the work of removing barriers in rivers.

    The steelhead trout that remain in Southern California face other threats, including warmer waters and more intense droughts and wildfires as a result of climate change.

    “These are populations that are experiencing the warmest conditions, really on the leading edge of climate change effects. And then you layer on top of that just how densely populated Southern California is,” said Andrew Rypel, a professor of fish ecology and director of UC Davis’ Center for Watershed Sciences. “All of these steelhead streams in Southern California are extremely impacted.”

    He said that with so many factors weighing against the steelhead trout, the additional protections could make a significant difference.

    “It’s like the most challenging fish conservation issue I can imagine,” Rypel said. “How do you manage a whole landscape for fish conservation in the middle of one of the biggest urban areas in the world? It’s very challenging.”

    This population of steelhead, he said, is effectively “up against the clock.”

    Removal of barriers to spawning areas is key, he said.

    “It’s a really cool fish. It’s a Southern California fish, and it’s up to the people of that region to watch out for it and to ensure that future generations are going to be able to watch this cool fish and protect it — and by way of doing that, protect the ecosystem.”

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    Ian James

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  • As Disneyland reels from its third death in a year, what can be done to prevent suicides?

    As Disneyland reels from its third death in a year, what can be done to prevent suicides?

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    In San Francisco, a safety net is under construction at the Golden Gate Bridge to prevent future tragedies.

    In New York City, college officials opted for metal screens at a library where students had died. And in Missouri, fencing and steel mesh went up at a Columbia parking garage after a public outcry.

    Across the nation, the installation of fencing, nets or other physical barriers at tall structures has become a recognized strategy for preventing suicides. As the Disneyland Resort reels from the third such death in a year, many advocates say that such safety barriers have been shown to save lives.

    Suicide prevention and crisis counseling resources

    If you or someone you know is struggling with suicidal thoughts, seek help from a professional and call 9-8-8. The United States’ first nationwide three-digit mental health crisis hotline 988 will connect callers with trained mental health counselors. Text “HOME” to 741741 in the U.S. and Canada to reach the Crisis Text Line.

    Experts say that such barriers or obstructions can help buy time for someone to intervene or for a person’s suicidal impulse to dissipate. That can be critical because such feelings can soon evaporate: Most people who survive a suicide attempt do not go on to die of suicide later, studies have found.

    Since its most recent death, Disneyland has not publicly announced the installation of new fencing or other barriers, and has not answered questions from The Times about whether it was considering such a move.

    “In an effort to deter this type of tragedy, we have long had multilayered security protocols in place at our parking structures, which we have substantially enhanced over time,” a Disneyland Resort spokesperson said in an email. “However, as with all of our security and safety measures, we don’t discuss specifics so as not to compromise our efforts.”

    Last week, Anaheim police were called to a structure at the Disneyland Resort and found the body of a 24-year-old man. His death is being investigated as a suicide.

    People died in similar incidents in February 2023 and December 2022 at the same kind of structure at the Disneyland Resort, according to the Anaheim Police Department. Three others died in the same way in the area in 2010, 2012 and 2016, bringing the reported total to six since 2010.

    Installing physical barriers such as fences can help prevent deaths by stopping people from acting on a fleeting impulse, researchers say. In New Zealand, for instance, researchers found that suicides spiked after safety barriers were removed from a bridge, then stopped after barriers were reinstalled.

    When someone is suicidal, “their mental state is often in a state of crisis. And so they have less flexibility in their thinking,” said Jill Harkavy-Friedman, senior vice president of research at the American Foundation for Suicide Prevention.

    As a result, she said, if a physical barrier stops them from acting, “they’re not likely to shift gears and think of something else … They don’t say, ‘I can’t do that; let me do this instead.’”

    If there is a risk of suicide at a site, “there’s really no reason not to put a barrier in and every reason to put a barrier in,” Harkavy-Friedman said.

    Neither an Anaheim city spokesperson nor other city officials answered questions from The Times about whether the city had suggested that Disneyland install barriers following last week’s incident.

    “Our thoughts go out to a family grieving the loss of a loved one and to all who were impacted,” Anaheim Mayor Ashleigh Aitken said in a statement. “We want to respect them and also an ongoing review of the incident.”

    “We encourage everyone to continue raising awareness of the tragedy of suicide and the importance of mental health,” she added.

    Efforts to construct barriers typically focus on tall structures where deaths have occurred. Parking garages are a particular concern for suicide prevention, because they tend to have open sides and less monitoring than other tall structures, according to the International Parking & Mobility Institute.

    Bridges are also a common target of such interventions. In Pasadena, officials have erected mesh fencing at the Colorado Street Bridge and have unveiled several designs for permanent barriers to protect the public. In San Francisco, a 3.5-mile-long network of stainless steel mesh is nearly complete at the Golden Gate Bridge, where roughly 2,000 people have died by suicide since the iconic structure’s opening in 1937.

    The $217-million safety netting, which extends 20 feet out from the bridge, was designed to blend in with the span’s architecture. Between 2011 and 2020, there were an average of nearly 34 deaths by suicide at the bridge every year. In 2022, when the first part of the safety barrier was installed, there were 22 such deaths, bridge spokesperson Paolo Cosulich-Schwartz said.

    And fatal incidents have continued to decrease as the barrier netting has grown. As of Oct. 31, there had been 13 deaths by suicide at the Golden Gate Bridge this year, Cosulich-Schwartz said.

    “Restricting easy access to lethal means reduces suicides,” said Paul Muller, president of the Bridge Rail Foundation, a nonprofit that has advocated for a safety barrier at the Golden Gate since 2006.

    In a 2015 analysis of 22 peer-reviewed journal articles on suicide prevention methods, researchers found that measures that physically blocked people from accessing potentially lethal sites such as bridges or train tracks led, on average, to a 91% drop in deaths by suicide at those sites.

    “Barriers work,” said study author Jane Pirkis, director of the Center for Mental Health in the Melbourne School of Population and Global Health at the University of Melbourne.

    However, some scholars have argued that more studies are needed on their effectiveness. In 2020, researchers in the United Kingdom who reviewed existing studies said they had “methodological limitations.” More research is needed on the “potential for suicide method substitution and displacement,” they wrote.

    Veronica Kelley, chief of mental health and recovery services for the Orange County Health Care Agency, said that “while there is evidence that restricting access to means of suicide is an effective approach for preventing suicides, the evidence for preventing suicide by jumping is not well-established.”

    “Calling attention to suicide prevention is the most effective way to reduce suicides,” Kelley said.

    The Orange County agency is “actively participating in a national campaign with the goal of achieving zero suicides,” she said, and “we can all do our part by calling attention to the fact that suicide is preventable, treatment works, and recovery happens.”

    Harkavy-Friedman, who characterized the research on barriers as “quite strong,” said “there’s no reason to have an either/or — we need both. We need public education and we need barriers.”

    At some sites where barriers are impractical, advocates have also pushed for signage. Harkavy-Friedman said there is not a lot of research on the effectiveness of such signs in preventing suicide.

    Cincinnati-based editor Laura Trujillo learned after her mother died by suicide at Grand Canyon National Park in 2012 that dozens of people had lost their lives in the park the same way. Still, the thought of a barrier along the 277-mile canyon struck her as logistically improbable.

    Then in 2018, while visiting her eldest son at the Ohio State University, she saw a flier posted at a site where a student had died. It said: “Remember: You Matter,” alongside the National Suicide Prevention Lifeline phone number.

    The simple language struck her. If a person in crisis couldn’t be physically blocked from a dangerous location, she thought, perhaps they could still be deterred from harming themselves.

    Trujillo began writing letters to the National Park Service to encourage suicide prevention signs at the canyon. Although park officials never confirmed to her that they were taking any specific action, in 2021 she was sent a photograph of a sign with the Lifeline number inside a free park shuttle bus.

    When she saw the photo, Trujillo burst into tears. It was the same shuttle service her mother had taken on her last day.

    “I think of my mom sitting there. If that sign was up there, I have no idea if it could have interrupted her train of thought,” she said. But “sometimes, we all need that reminder.”

    If you or someone you know is struggling with suicidal thoughts, seek help from a professional and call 988. The first nationwide three-digit mental health crisis hotline will connect callers with trained mental health counselors. Or text “HOME” to 741741 in the U.S. and Canada to reach the Crisis Text Line.

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    Emily Alpert Reyes, Corinne Purtill

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