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.
Watch CBS News
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.
Looking for unique gifts for those on your holiday list? From self-care to performance art, gifting these different experiences will surely bring a smile to someone's face.
No suspect information was immediately made available.
Another person was transported to a local hospital for unknown injuries after officers used less-than-lethal force to control a crowd.
The two-decade investigation began on March 21, 2004, when 18-year-old Hemet man Reynaldo Burts was found dead in the hills near Idyllwild.
Two Highland residents were arrested in connection with a homicide in Moreno Valley in early November, according to Riverside County deputies.
No suspect information was immediately made available.
Another person was transported to a local hospital for unknown injuries after officers used less-than-lethal force to control a crowd.
The two-decade investigation began on March 21, 2004, when 18-year-old Hemet man Reynaldo Burts was found dead in the hills near Idyllwild.
Two Highland residents were arrested in connection with a homicide in Moreno Valley in early November, according to Riverside County deputies.
The crash happened at around 5:20 p.m. on Friday near Magnolia Avenue and Polk Street, according to a news release from the Riverside Police Department.
A trading card shop in Burbank reports that it was hit for more than $100,000 in stolen Pokémon and sports cards during an overnight burglary earlier this week.
A group of 14 women, some of whom were inmates or former foster kids, became the first all-female class to graduate from an LA County firefighter training program.
Widely considered the greatest architect of his time, Frank Gehry helped shape Los Angeles' skyline.
A Riverside County man was sentenced to 15 years to life in prison for selling a lethal dose of fentanyl.
Private First-Class Tanner F. Rubio was inside a tactical vehicle when a mishap occurred during routine training.
Mark Ahrens and his son were singing Christmas carols when a speeding Tesla slammed into their minivan.
Officials said that the marine died from injuries sustained in a tactical vehicle mishap on Wednesday afternoon.
One person was declared dead at the scene of the crash, which happened just before 3 p.m. near Heil Avenue and Goldenwest Street, police said.
Marine veteran Tom Steen, who lost both legs to an illness, thanked his neighbors for helping his family get rid of the rats infesting his Irvine home.
A pair of earthquakes shook parts of Riverside County, near Idyllwild, on Thanksgiving Day.
The two-decade investigation began on March 21, 2004, when 18-year-old Hemet man Reynaldo Burts was found dead in the hills near Idyllwild.
Two Highland residents were arrested in connection with a homicide in Moreno Valley in early November, according to Riverside County deputies.
The crash happened at around 5:20 p.m. on Friday near Magnolia Avenue and Polk Street, according to a news release from the Riverside Police Department.
Police said that the driver dragged the stroller down the block, severely injuring a 3-month-old baby and a 3-year-old toddler.
A stolen vehicle pursuit ended after the suspect crashed into another car in Victorville.
Eric Dailey Jr. led all five UCLA starters in double figures with 18 points on 6-of-9 shooting and UCLA handed Oregon a 74-63 defeat.
President Trump presented medals to the 2025 Kennedy Center honorees during an Oval Office ceremony.
Lionel Messi and Inter Miami CF are Major League Soccer champions, defeating Vancouver Whitecaps FC 3-1 and earning their first MLS Cup title on Saturday.
FIFA released the World Cup schedule on Saturday that will feature 104 matches spread across 11 cities in the United States, with three in Mexico and two in Canada.
Michael Annett won the Xfinity Series' season-opening race at Daytona International Speedway in 2019.
"We're reviewing the process, and we'll see," Defense Secretary Pete Hegseth said. "Whatever we were to decide to release, we'd have to be very responsible about reviewing that right now."
President Trump presented medals to the 2025 Kennedy Center honorees during an Oval Office ceremony.
The Supreme Court said Friday it will decide the legality of President Trump's executive order that seeks to end birthright citizenship.
California unveiled a new online portal on Wednesday for residents to report alleged misconduct by federal agents during operations to enforce immigration laws.
Democrats on the House Committee on Oversight and Government Reform released "never-before-seen" images of Jeffrey Epstein's private island.
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.
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.
Supervisors will vote on the ordinance again in two weeks, after a review period. If approved, it would bar the sale of kratom derivatives to people under 21 in Riverside County.
Tens of thousands of Kaiser Permanente nurses and health care workers across California are hitting the picket line Tuesday, as a five-day strike begins.
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.
Tens of thousands of Kaiser Permanente nurses and health care workers across California are hitting the picket line Tuesday, as a five-day strike begins.
A charity that accepted donations of vehicles that would pay for breast cancer screenings for low-income patients agreed Thursday to pay a $3.8 million fine and to restrictions on future fundraising activities in 19 U.S. states, including Colorado.
Los Angeles Clippers star James Harden moved into 10th place on the NBA's career scoring list Saturday, passing Carmelo Anthony in a game against Minnesota.
Brandt Clarke scored twice to help Los Angeles break out of an offensive funk, Darcy Kuemper made 23 saves and the Kings beat the Chicago Blackhawks 6-0 on Saturday night to split a two-game set.
Naz Reid made a go-ahead 3-pointer with 13 seconds remaining, Jaden McDaniels scored 27 points and the Minnesota Timberwolves beat the Los Angeles Clippers 109-106 on Saturday night.
Washington rallied from an 18-point, first-half deficit to beat No. 24 Southern California 84-76.
Eric Dailey Jr. led all five UCLA starters in double figures with 18 points on 6-of-9 shooting and UCLA handed Oregon a 74-63 defeat.
President Trump presented medals to the 2025 Kennedy Center honorees during an Oval Office ceremony.
Japanese officials said Jeremy O Harris, known for his Tony-nominated "Slave Play" and his role in the series "Emily in Paris," was arrested on the island of Okinawa on Nov. 16.
Frank Gehry was known for designing the Guggenheim Museum Bilbao in Spain and the Walt Disney Concert Hall in Los Angeles.
Netflix on Friday said it will acquire Warner Bros., including its film and television studios, HBO Max and HBO.
Steve Cropper co-wrote several classics, including "(Sittin' on) the Dock of the Bay," "Green Onions" and "In the Midnight Hour."
Looking for unique gifts for those on your holiday list? From self-care to performance art, gifting these different experiences will surely bring a smile to someone's face.
A quiet Newport Beach neighborhood will deal with emergency drilling over the next several leaks after a methane leak forced evacuations. Alys Martinez reports.
How can you keep your holiday spending in control? Financial expert and Kikoff CEO Cynthia Chen joins CBS LA to give some tips and tricks.
The winter warmup continues in Southern California. Alex Biston reports.
It's unclear what caused the fire.
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.
