Officials are increasing security at Claremont High School after a threat was discovered in a school restroom.
Authorities detained a 21-year-old woman for several hours Thursday in connection with a shooting threat made to LA Valley College, the Los Angeles Sheriff’s Department said.
A student whose threatening note prompted a lockdown at Moorpark High School has apparently killed himself by stepping in front of a train.
Federal, state and local law enforcement officials Tuesday are taking part in a security exercise to protect oil and gas platforms in Southern California from potential threats.
Police Wednesday said extensive media coverage helped them nab a convicted rapist who cut off his GPS monitoring device and allegedly made threatening phone calls to the victim’s family.
A former Transportation Security Administration screener at Los Angeles International Airport accused of making threats on the eve of the 9/11 anniversary entered a not guilty plea Monday.
Nna Alpha Onuoha has been indicted on six counts for allegedly making threats that forced the evacuation of several terminals on the eve of the anniversary of the 9/11 terror attacks.
Federal authorities said Thursday they believe a former Los Angeles airport security screener acted alone and there wasn’t a larger plot when he made threats that closed some airport terminals on the eve of the anniversary of the 9/11 terrorist attacks.
The Federal Bureau of Investigation is investigating some type of threat against Los Angeles International Airport Tuesday night.
Someone used an incarcerated man’s online profile to make a threat about shooting people at Antelope Valley College in Lancaster on Monday.
A former Marine has been charged with illegally carrying a non-lethal grenade and other military materials in his checked bag at an Orange County airport.
Authorities said a suspicious and threatening letter containing a white powdery substance was sent to the Moorpark Unified School District.
Police investigated a reported bomb threat at a Pasadena-area high school, authorities said Monday.
The group “Anonymous” — self-described “hack-tivists” — have targeted the Hawthorne Police department in response to authorities fatally shooting a man’s dog.
Authorities Thursday arrested a man suspected of threatening to kill his girlfriend.