School lockdown drills have become common — experts say they could be better
Before the Columbine High School shooting, schools prepared for fires and natural disasters. After the 1999 massacre, states enacted lockdown and active shooter drills.
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Before the Columbine High School shooting, schools prepared for fires and natural disasters. After the 1999 massacre, states enacted lockdown and active shooter drills.
The announcement appeared to be in response to widespread protests in recent weeks, including some of the boldest demonstrations China has seen in decades.
The campus was locked down shortly after the stabbing. It was lifted at about 5:45 p.m. later that night. Laurie Perez reports.
CBSLA has learned that Pasadena Police Department officers did apprehend the suspect.
Authorities were investigating a threat made at Montebello High School Thursday afternoon, which prompted an hours-long lockdown and evacuation of the student body.
The federal prison system has been placed on a nationwide lockdown after two inmates were killed and two others were injured Monday during a gang altercation at a federal penitentiary in Texas.
Measures could include public awareness campaigns, an array of programs at parks and senior centers as well as expanded mental health services.
The unions have sent a petition to the Los Angeles County Board of Supervisors, but Dr. Muntu Davis, county health officer, said Thursday that he does not think the county should go back into a full lockdown.
Two schools in North Hills, one of which is being used as a voting center, were placed on lockdown on Super Tuesday following reports of a man with a gun.
California State University Long Beach police have arrested a male student in connection with a threat made against the campus Monday afternoon.
After a "credible threat" forced a lockdown at California State University Long Beach Monday afternoon, many students said they did not feel safe.
Individuals on campus have been told to move indoors and shelter in place.
Los Angeles sheriff's deputies arrested a man suspected of reckless driving under the influence shortly before midnight.
The YMCA at Magnolia and Tujunga was placed on lockdown as authorities investigated.
A "jarring" nursery rhyme posted in a Massachusetts classroom to help prepare young children for a lockdown has gone viral.
Earlier in the day, police chased a stolen vehicle suspect and apprehended him not far from the school.
The shape of the charger led to confusion and chaos.
A small black bear spotted roaming a Rancho Cucamonga neighborhood Wednesday morning caused two schools to be locked down before it was tranquilized and carried back to the wild, authorities said.
Four San Bernardino City Unified School District schools were briefly placed on a security lockdown Tuesday after a shooting near a middle school. The lockdown came just hours after the Los Angeles Unified School District closed its doors to students due to a security threat that was later determined to be a hoax.
Police say they received a call about someone firing two rounds into the air "who was seen walking away with a shotgun".
A Hacienda Heights high school was placed on lockdown Monday after a student reported a threatening note that was found in a textbook.
A threat on a Twitter account Thursday prompted a lockdown at El Rancho High School in Pico Rivera, and authorities say a male student was detained for questioning.
The jail reportedly was taken off lockdown at 9:30 a.m. after officials were confident that no inmate had a weapon.
Deputies placed a high school on lockdown Tuesday after receiving report of a possible weapon on campus.
Multiple schools were placed on precautionary lockdown Monday while officials searched for a student.
Jason Robertson had two goals and an assist, and the Dallas Stars beat the Anaheim Ducks 8-3 for their third straight win.
A single winning ticket was sold for Powerball's Christmas Eve jackpot of $1.817 billion, in Arkansas. It was the second-largest U.S. lottery jackpot ever won.
Jacob Alexander Demmin, 25, of Yorba Linda, was still employed at Ultimate Ninjas Gym in Anaheim Hills at the time of his arrest, authorities said.
No suspect was in custody as of 4 p.m.
Highway 2 leading into Wrightwood is washed out due to flooding, with evacuation and safety warnings in place as crews work to get the situation in the area under control, according to San Bernardino County Fire.
An emphasis has been placed on burn scar areas that are more susceptible to flooding, mudslides and debris flows.
A single winning ticket was sold for Powerball's Christmas Eve jackpot of $1.817 billion, in Arkansas. It was the second-largest U.S. lottery jackpot ever won.
Jacob Alexander Demmin, 25, of Yorba Linda, was still employed at Ultimate Ninjas Gym in Anaheim Hills at the time of his arrest, authorities said.
No suspect was in custody as of 4 p.m.
Highway 2 leading into Wrightwood is washed out due to flooding, with evacuation and safety warnings in place as crews work to get the situation in the area under control, according to San Bernardino County Fire.
Highway 2 leading into Wrightwood is washed out due to flooding, with evacuation and safety warnings in place as crews work to get the situation in the area under control, according to San Bernardino County Fire.
An emphasis has been placed on burn scar areas that are more susceptible to flooding, mudslides and debris flows.
The California Highway Patrol is warning drivers to use alternate routes and use extra caution as roads are slick due to the heavy rain.
LAFD crews attempted to contain a fire that engulfed an industrial business in San Pedro.
Braun Levi, 18, was about a month away from graduating when he died. His family moved to Manhattan Beach after the Palisades Fire destroyed their home.
It happened at around 10:23 p.m. on Saturday near S. Gilbert Street and Carol Drive, according to the Fullerton Police Department.
Police say that the shooting stemmed from a fight at a party on Friday night.
Southern California air quality regulators extended a no-burn alert for much of Los Angeles, Orange, Riverside and San Bernardino counties.
With Hanukkah underway and Christmas approaching, CBS LA is issuing a Next Weather Alert for rainy weather this holiday season.
The decision to settle was reached after a two-month civil trial in a wrongful death lawsuit.
Highway 2 leading into Wrightwood is washed out due to flooding, with evacuation and safety warnings in place as crews work to get the situation in the area under control, according to San Bernardino County Fire.
Two people were arrested for allegedly stealing a horse worth approximately $80,000 in November, according to the Riverside County Sheriff's Office.
Firefighters said that the pilot deployed an "airframe parachute system," which allowed the aircraft to make a safe landing in the Cleveland National Forest.
Firefighters said that two of the residence's five occupants were found dead after they extinguished the fire. "Multiple household pets" also died in the blaze, according to Murrieta Fire & Rescue.
The burglar stole the restaurant's safe and caused thousands of dollars in damage.
A single winning ticket was sold for Powerball's Christmas Eve jackpot of $1.817 billion, in Arkansas. It was the second-largest U.S. lottery jackpot ever won.
A prominent California farmer was arrested in the shooting death of his estranged wife in a remote mountain community in Arizona, authorities said.
Feeding America's CEO said the organization is "incredibly grateful" for Taylor Swift's large donation.
With no winner in Monday's drawing, the Powerball jackpot on Christmas Eve will be at least an estimated $1.7 billion.
Doctors and scientists say this year's influenza season could be tougher than usual, with a new version of the flu virus, called H3N2, spreading quickly.
The Justice Department is facing continued backlash over its partial releases of the Epstein files, with lawmakers and survivors denouncing the limited scope of the disclosures.
Secretary of the Interior Doug Burgum said the agency is pausing leases for five offshore wind farms "due to national security concerns."
Rifts over the direction of the conservative movement emerged during Turning Point USA's conference, as speakers attacked each other by name.
The Department of Homeland Security has tripled its "exit bonus" offered to undocumented migrants who voluntarily leave the United States by Dec. 31, 2025.
If caught and seized, it would be the third Venezuelan tanker taken by the U.S. this month.
San Francisco officials said Tuesday that the city has filed a lawsuit against leading manufacturers of ultra-processed foods, accusing them of producing products linked to serious health issues and alleging that the companies knowingly made the foods addictive.
A bill that would reverse a 25% tax increase on California's legal cannabis industry is heading to Gov. Gavin Newsom's desk, after being approved by the legislature.
Meal kit delivery firm HelloFresh will pay $7.5 million to settle a lawsuit accusing it of misleading customers and making it difficult for them to cancel their subscriptions.
With the help of her daughter and her 5th-grade class, CBS News California (KCAL) Investigative reporter Julie Watts investigates "Sephora Kids" concerns.
A Southern California man has pleaded guilty for his role in a scheme that stole more than $2 million from San Francisco-based food delivery company DoorDash, federal prosecutors said.
Millions of people with an Affordable Care Act health plan face a massive jump in premiums next year — this chart shows just how much.
"I don't know how I'm going to pay for this," said one person with an Affordable Care Act plan that will cost her $1,100 a month starting in January.
San Francisco officials said Tuesday that the city has filed a lawsuit against leading manufacturers of ultra-processed foods, accusing them of producing products linked to serious health issues and alleging that the companies knowingly made the foods addictive.
In an interview with CBS News, FDA Commissioner Dr. Marty Makary explains what went into the decision to drop the most serious warnings on hormone therapy for menopause.
At least 11 people have contracted Salmonella linked to powder supplements sold at Sam's Club stores nationwide, health authorities said.
About 30% of San Francisco was without power at the height of the outage, according to utility provider PG&E.
The DMV said it is giving Tesla Motors 60 days to address its misleading use of "autopilot," or it could have its dealer license temporarily suspended.
California is set to join a growing list of states banning the practice of cat declawing, under a new law taking effect in January.
San Francisco officials said Tuesday that the city has filed a lawsuit against leading manufacturers of ultra-processed foods, accusing them of producing products linked to serious health issues and alleging that the companies knowingly made the foods addictive.
Waymo has begun offering autonomous robotaxi service using freeways for the first time in select cities in California and Arizona, the company announced.
Jason Robertson had two goals and an assist, and the Dallas Stars beat the Anaheim Ducks 8-3 for their third straight win.
Jordan Eberle had a power-play goal, Frederick Gaudreau and Ben Meyers also scored, and the Seattle Kraken held on for a 3-2 win over the Los Angeles Kings.
Kawhi Leonard scored 41 points and James Harden added 29 as the Los Angeles Clippers beat the Houston Rockets 128-108 on Tuesday night.
The Chargers will be represented by five players, including Justin Herbert and Derwin James Jr., while the Rams will send four players that include Matthew Stafford and Puka Nacua.
Dillon Brooks scored 25 points, Devin Booker added 21 and the Phoenix Suns pulled away in the second half to beat the Los Angeles Lakers 132-108.
Feeding America's CEO said the organization is "incredibly grateful" for Taylor Swift's large donation.
Vince Zampella, a video game developer known for pioneering iconic franchises like "Call of Duty," died in a car crash on the Angeles Crest Highway in Los Angeles County on Sunday afternoon.
The singer said an MRI showed a cancerous spot on one of his lungs after he recovered from a lengthy bout of bronchitis.
James Ransone, the actor who played Ziggy Sobotka in the HBO series "The Wire" and appeared in many other TV shows and movies, has died.
Comedian and actor Bowen Yang performed his final sketch on "SNL" Saturday night, after announcing his unexpected mid-season exit from the show.
Former NFL defensive lineman Tyrone Rodgers owns a Christmas Tree lot in Anaheim, providing a work opportunity for those in need.
Holiday travel turned messy and dangerous in Southern California on Wednesday as the holiday storm rolled in. Jeff Nguyen reports.
The community of Altadena dealt with mud pileups and flooding on Wednesday during the holiday storms in Southern California. Rina Nakano reports.
Mudslides along the Cajon Pass and in other parts of Southern California have made holiday travel a struggle for many. Luzdelia Caballero reports.
Southern California's Christmas Eve rainfall is tapering down, but another round looks to be on its way. Evelyn Taft reports.
Widely considered the greatest architect of his time, Frank Gehry helped shape Los Angeles' skyline.
A suspect was taken into custody after an attack on Pearl Street Mall in Boulder on June 1 in which there were 15 people and a dog who were victims. The suspect threw Molotov cocktails that burned some of the victims, who were part of a march for Israeli hostages.
A look back at the esteemed personalities who've left us this year, who'd touched us with their innovation, creativity and humanity.
The Franklin Fire in Malibu quickly grew overnight and threatened several homes. Evacuation orders were issued and Pepperdine University instructed students to shelter in place.
Several people have been injured and multiple homes burned after the Mountain Fire broke out Wednesday morning in Ventura County, burning over 10,000 acres within hours.
