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.
Deputies say that the suspect had run from the spot of a hit-and-run crash before they tried to take him into custody.
The suspect rode into a parking structure underneath a San Fernando Valley apartment complex before they were detained at gunpoint.
An unlicensed 15-year-old driver crashed into a motorcyclist on Friday morning in the midst of a school walkout against federal immigration operations across the country.
Kawhi Leonard scored 31 points, grabbed nine rebounds and had seven assists to lead the Los Angeles Clippers to a 114-111 victory over Sacramento on Friday night, sending the Kings to their 11th straight loss.
One of the victims of a crash that killed three people and injured six others at a 99 Ranch Market in Los Angeles on Thursday has been identified, as police continue investigating the incident more than a day later.
Deputies say that the suspect had run from the spot of a hit-and-run crash before they tried to take him into custody.
The suspect rode into a parking structure underneath a San Fernando Valley apartment complex before they were detained at gunpoint.
An unlicensed 15-year-old driver crashed into a motorcyclist on Friday morning in the midst of a school walkout against federal immigration operations across the country.
One of the victims of a crash that killed three people and injured six others at a 99 Ranch Market in Los Angeles on Thursday has been identified, as police continue investigating the incident more than a day later.
Protesters gathered outside of an Inglewood daycare facility on Friday to express their outrage over a disturbing video that shows a teacher throwing her shoe at a 5-year-old student with autism in January.
The suspect rode into a parking structure underneath a San Fernando Valley apartment complex before they were detained at gunpoint.
One of the victims of a crash that killed three people and injured six others at a 99 Ranch Market in Los Angeles on Thursday has been identified, as police continue investigating the incident more than a day later.
Protesters gathered outside of an Inglewood daycare facility on Friday to express their outrage over a disturbing video that shows a teacher throwing her shoe at a 5-year-old student with autism in January.
Two people were arrested in connection with a deadly shooting in early January that left a 32-year-old man dead near the Union Pacific Railroad tracks in Long Beach, police said on Friday.
Janina Akporavbare recalls the day when she thought she was going to die. It was August 25, when she was driving on the westbound lanes of the 10 Freeway, near the Tippecanoe exit.
Laguna Beach city leaders are mulling a proposal that would ban large pop-up shade structures on the sand to protect the safety of beachgoers.
A diver swimming under the waves along the Laguna Beach coast has formed an unlikely bond with a young white seal.
An Orange County landfill has been cited for foul odors after Irvine neighbors complained about the stinky smell.
The Santa Ana winds will affect the valleys, mountains and inland areas of Los Angeles and Orange Counties, as well as much of the Inland Empire.
Anaheim police arrested a teen connected to a group of smash-and-grab robbers who purposefully rammed an SUV into an Anaheim jewelry store before crashing their getaway cars during a pursuit last month.
Deputies say that the suspect had run from the spot of a hit-and-run crash before they tried to take him into custody.
An unlicensed 15-year-old driver crashed into a motorcyclist on Friday morning in the midst of a school walkout against federal immigration operations across the country.
A motorcyclist who was fleeing from Riverside County Sheriff's Office deputies died after crashing into an uninvolved car at a Perris intersection on Thursday afternoon.
The California Highway Patrol closed one lane of the southbound I-15 Freeway near Eastvale after a dump truck crashed its trailer into an overpass.
Riverside County installed a new camera system on the 91 Freeway to crack down on carpool lane violators.
Actor Timothy Busfield has been indicted on four counts of criminal sexual contact of a child, officials said Friday.
The footage is included in a video that promotes false claims that the 2020 presidential election was rigged against Mr. Trump.
The FBI has arrested "one of the key participants" behind the attack on U.S. facilities in Benghazi, Libya, in 2012 that killed four Americans.
Newly released documents from the Epstein files raise more questions about activity seen on video from the jail the night he died.
Investigators have no proof that the missing mother of "Today" show host Savannah Guthrie is still alive but are holding out hope she is "still out there," the sheriff said.
The footage is included in a video that promotes false claims that the 2020 presidential election was rigged against Mr. Trump.
The FBI has arrested "one of the key participants" behind the attack on U.S. facilities in Benghazi, Libya, in 2012 that killed four Americans.
Newly released documents from the Epstein files raise more questions about activity seen on video from the jail the night he died.
President Trump said he is directing all federal law enforcement to be at the "complete disposal" of Savannah Guthrie's family as the search continues for her mother, Nancy Guthrie.
The Supreme Court declined to block California's new congressional map that could net Democrats five seats in the upcoming midterm elections.
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.
Health officials said that the traveler arrived at LAX's Tom Bradley International Airport Terminal on a Viva Aerobus Flight on Jan. 26.
Orange County health officials have confirmed their second measles case of 2026 in an international traveler who arrived in California at Los Angeles International Airport before visiting Disneyland and California Adventure last week.
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.
The Fremont factory will still manufacture Model 3 and Y, but the space where Model S and X are made will instead focus on mass production of Tesla's Gen 3 Optimus robots.
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.
Kawhi Leonard scored 31 points, grabbed nine rebounds and had seven assists to lead the Los Angeles Clippers to a 114-111 victory over Sacramento on Friday night, sending the Kings to their 11th straight loss.
Los Angeles FC has acquired Canadian midfielder Stephen Eustáquio on loan from Portugal's Porto.
The Los Angeles Dodgers have designated reliever Anthony Banda for assignment after he won two consecutive World Series rings with the team.
Left-hander Brent Suter and the Los Angeles Angels have finalized a $1.25 million, one-year contract.
Yasiel Puig was convicted of obstruction of justice and making false statements to federal investigators. He is due for sentencing in May.
Don't miss the 2026 Winter Olympics opening ceremony. Here's how to watch live, stream for free and catch replays.
The sheriff says the note was sent to a local Arizona news station, which agreed not to report on it, following the disappearance of "Today" show co-host Savannah Guthrie's mother, Nancy Guthrie.
Josh D'Amaro, who oversees Disney theme parks and dozens of resort hotels worldwide, will become the next Disney CEO.
Chuck Negron, a founding member of Three Dog Night whose lead vocals powered a string of hits for one of the top rock acts of the late 1960s and early '70s has died. He was 83.
Bad Bunny used his Grammy acceptance speech on Sunday to denounce U.S. Immigration and Customs Enforcement and call for the end of the ongoing immigration crackdown.
The suspect rode into a parking structure underneath a San Fernando Valley apartment complex where they were arrested at gunpoints, according to CHP officers.
Riverside County Sheriff's Department deputies shot and killed an allegedly armed hit-and-run suspect in San Jacinto on Friday afternoon.
Nicole Comstock speaks with the Long Beach mayoral candidate who recently sparked controversy online by saying that he could get rid of ICE agents from the city if he had help from the city's gang members.
An unlicensed 15-year-old driver struck a motorcyclist during a student walkout against federal immigration actions in Menifee on Friday.
Tom Wait takes a look at the ongoing war of words between California Gov. Gavin Newsom and the Trump administration over their claims that he allowed thousands of violent criminals and rapists to walk out of prison instead of cooperating with ICE.
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.
