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The study tested 14 different face masks or mask alternatives with the same protocol – a control trial where a speaker wore no protective covering and another test where a speaker was recorded repeating the sentence, "stay healthy, people" five times.
The swarm of earthquakes were centered about 8 miles from the southern end of the San Andreas Fault.
The fire at the two-story building at 1581 E. Industrial St. was declared out in a little over an hour after more than 100 firefighters were deployed.
With Hollywood in hiatus and musical theaters closed, Dr. Glenn Fernandez of Cal Mobile physicians has been making videos when he's not caring for patients.
Several lanes of the westbound 118 Freeway were closed.
Members of the International Longshore and Warehouse Union (ILWU) Local 94 will donate lunch Wednesday to 100 firefighters and volunteers testing Angelenos for COVID-19 at Dodger Stadium.
The ACLU is asking the court to order ICE officials to test any Adelanto detainees who report symptoms of COVID-19 and halt transfers of people into the facility other than for reasons specified by CDC guidance.
The vehicle was wanted in connection with two armed robberies that occurred Monday in Beverly Hills.
At least 50 rounds were fired. The shooting occurred at a warehouse which rents out space to video shoots and special events.
The Golden State has lost some of its luster when it comes to restrictions under the coronavirus emergency.
Tuesday marks the 55th anniversary of the Watts riots, which broke out on Aug. 11, 1965 and lasted for five days.
Californians with Android phones will no longer need to download the MyShake app.
Some criminal trials that do not require a jury may be able to start as early as September, but civil jury trials will be postponed into January under a new order issued by Presiding Judge Kevin C. Brazile.
One victim was found unconscious. Paramedics were able to restore the person's pulse and then rushed them to a hospital.
The 23-year-old man somehow escaped from deputies after being taken into custody.
California crews conducted an overnight operation at the site of a chemical leak in Orange County and said Monday that the threat of an explosion is "off the table."
More than 50,000 people in California remain evacuated due to an Orange County chemical leak that prompted Gov. Newsom to request that President Trump issue a Federal Emergency Declaration.
Emergency crews raced overnight to prevent a tank holding a volatile industrial chemical from exploding at an aerospace facility in Southern California.
The tank at GKN Aerospace is estimated to contain 7,000 gallons of methyl methacrylate, a volatile chemical used to produce plastics.
With more than 50,000 Orange County residents placed under mandatory evacuation orders due to a tank leaking a toxic chemical at a Garden Grove aerospace facility, several local companies are offering their services to those impacted by the situation.
Four members of an alleged South American residential burglary crew were arrested in connection with a series of home break-ins across Southern California, according to authorities.
Los Angeles Fire Department crews battled a large fire that broke out at a tire and automotive parts facility in South Gate on Sunday afternoon.
A large fire ripped through a pallet yard in Pomona on Saturday evening before Los Angeles County firefighters could gain the upper hand.
The ruptured pipeline leaked approximately 2,400 gallons of crude oil onto an East Los Angeles intersection, some of which went down storm drains and wound up in the LA River.
Detectives did not provide circumstances surrounding the man's death as their investigation began.
Nearly all of the overnight shelters for the nearly 50,000 Orange County residents under mandatory evacuation orders have reached capacity as the ongoing chemical crisis continued into its fourth day.
California mobilized nearly 800 first responders and emergency personnel to Orange County on Sunday to assist local first responders with the ongoing chemical leak crisis at a Garden Grove aerospace facility.
More than 50,000 people in California remain evacuated due to an Orange County chemical leak that prompted Gov. Newsom to request that President Trump issue a Federal Emergency Declaration.
Orange County District Attorney Todd Spitzer on Saturday announced that his office had launched an investigation into a Garden Grove-based aerospace facility where a failed storage tank leaking a toxic chemical forced 50,000 people to evacuate from their homes.
With more than 50,000 Orange County residents placed under mandatory evacuation orders due to a tank leaking a toxic chemical at a Garden Grove aerospace facility, several local companies are offering their services to those impacted by the situation.
Four members of an alleged South American residential burglary crew were arrested in connection with a series of home break-ins across Southern California, according to authorities.
Police said two people were in critical condition as of 5:51 a.m. Sunday.
An investigation is underway after human remains were discovered in a remote area near the Riverside County and San Diego County border on Saturday morning.
One person was hospitalized with "major injuries" after a solo-car crash in Moreno Valley on Saturday afternoon, according to Riverside County Fire Department firefighters.
A driver was killed in a single-car crash in Lake Elsinore on Friday night, according to the Riverside County Sheriff's Office.
Emergency crews raced overnight to prevent a tank holding a volatile industrial chemical from exploding at an aerospace facility in Southern California.
The American Music Awards celebrate fan favorites in the music world and feature performances from multiple artists.
Most retail stores will be open for business on Memorial Day, while post offices will be closed. Here's what to know.
A bystander was also wounded, but no Secret Service officers were injured, officials said. President Trump was in the White House at the time of the incident.
Kyle Busch, who won more races in NASCAR's top three series than anyone in history, died suddenly on Thursday.
Attorney General Todd Blanche said the ballroom is "being constructed for the physical safety and security of all Presidents, their families, staff, Foreign Dignitaries, and guests."
The Justice Department acknowledges it has removed from its website news releases about criminal cases related to the Jan. 6, 2021 riot, calling the information "partisan propaganda."
U.S. officials and negotiators were discussing a process to reopen the Strait of Hormuz, sources briefed on the conversations said.
California's soaring gas prices are fueling an escalating political battle between Gov. Gavin Newsom and Chevron, with Newsom urging drivers to boycott Chevron stations over Memorial Day weekend.
A federal district judge granted Kilmar Abrego Garcia's motion to dismiss two criminal charges on the grounds his prosecution was vindictive and selective.
Voters in California may soon decide on a ballot measure that seeks to help the state's middle class afford to buy a home, by establishing a $25 billion loan program that would provide down payment assistance.
Some Trader Joe's shoppers will get a payout after a lawsuit alleged that the retailer's customer receipts put shoppers at risk of ID theft.
California Attorney General Rob Bonta and local prosecutors urged parents to check their children's e-bikes, saying some of the vehicles may be motorcycles or mopeds capable of high speeds.
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.
Los Angeles County health officials on Saturday confirmed the fifth measles case of the year in an international traveler who arrived at Los Angeles International Airport earlier in the week.
At least 80 deaths have been reported in a new Ebola disease outbreak in Congo and Uganda, authorities said.
California public health officials said on Wednesday that they have identified a fifth resident who may have been exposed to the Andes hantavirus due to the outbreak on the MV Hondius cruise ship.
An American on the repatriation flight began showing symptoms of hantavirus and another "tested mildly PCR positive for the Andes virus," the Department of Health and Human Services says.
Three passengers have been evacuated from a cruise ship hit by a hantavirus outbreak, as related cases are confirmed in Switzerland and South Africa.
Voters in California may soon decide on a ballot measure that seeks to help the state's middle class afford to buy a home, by establishing a $25 billion loan program that would provide down payment assistance.
Some Trader Joe's shoppers will get a payout after a lawsuit alleged that the retailer's customer receipts put shoppers at risk of ID theft.
California Attorney General Rob Bonta and local prosecutors urged parents to check their children's e-bikes, saying some of the vehicles may be motorcycles or mopeds capable of high speeds.
A home-based food movement has been heating up in California, with home cooks turning their beloved family recipes into small businesses.
More than a dozen cities and counties across California were given a "final warning" from state officials Wednesday, saying they have failed to properly plan for additional new homes amid the state's lack of affordable housing.
Timothy Tillman scored in the 86th minute, his first goal in more than two years, Thomas Hasal had five saves, and Los Angeles FC beat the Seattle Sounders 1-0 in the final MLS match before the 2026 World Cup break.
Reid Detmers was nearly perfect for eight innings while striking out a career-high 14, and the Los Angeles Angels beat the Texas Rangers 2 on second baseman Justin Foscue's ninth-inning throwing error for their first series sweep this season.
Shai Gilgeous-Alexander of Oklahoma City and Nikola Jokic of Denver were unanimous first-team All-NBA selections this season, while San Antonio's Victor Wembanyama missed joining them in that club by one vote.
Andy Pages hit a two-run homer immediately after Kyle Tucker delivered a tiebreaking two-run triple in the fifth inning of the Los Angeles Dodgers' 5-1 victory over the Milwaukee Brewers.
Mike Trout hit a two-run homer, Nolan Schanuel added an RBI double and the Los Angeles Angels clinched a series win with a 5-2 victory over the Texas Rangers.
The CBS LA American Music Awards Red Carpet Special will capture the moments as the stars arrive at the MGM Grand Garden Arena in Las Vegas and airs from 4 p.m. to 5 p.m. PDT on CBS LA and streaming online on CBS News Los Angeles.
The American Music Awards celebrate fan favorites in the music world and feature performances from multiple artists.
Rob Base, the MC whose lyrics lit up the dancefloor classic "It Takes Two" and got countless people moving worldwide, passed away Friday.
Pop star Britney Spears said she was "totally fine" to drive and had not had a drink for about six hours when she was pulled over by the California Highway Patrol.
After nearly a century on the air, CBS News Radio signed off, with the final reports airing on Friday, May 22.
Actress Tyne Daly discusses “Brigadoon" and her character in the play at Pasadena Playhouse.
Kara Finnstrom heads to California State Prison in Lancaster to look at a theater rehabilitation program for inmates.
Dash cam and body cam video taken April 8, 2026, shows a downtown Los Angeles confrontation between LAPD officers and a pursuit suspect.
Kym Renner, Rennervation Foundation president and CEO, discusses the Junior Cookie partnership to raise funds for the foster youth Camp Rennervation program.
A local grant helped boost the return of Gerry Blanck Martial Arts Center, with Gerry Blanck sharing the story.
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.
