An investigation into the June deaths of 19 firefighters killed while battling an Arizona blaze has found improperly programmed radios, vague updates, and a 30 minute communication blackout just before the flames engulfed the men.
Authorities have arrested a 17-year-old Temple City High School student for making false bomb threats.
A Palmdale woman walked out to her backyard Saturday morning and discovered a man shot to death.
The FBI joined Arcadia police Friday in their search for the suspect behind threatening calls that led to the lockdown of a local school as well as several public facilities over the past week.
One man was killed and another wounded Saturday in a shooting in Hawaiian Gardens.
Authorities Monday were investigating the death of a young Hispanic man who was found dead in Montebello.
Authorities Monday were investigating the death of a 14-month-old boy who died at an Inglewood hospital.
Authorities said a suspicious and threatening letter containing a white powdery substance was sent to the Moorpark Unified School District.
Detectives Tuesday were investigating the death of a person whose body was found in an unincorporated area of Covina.
The Marine Corps says 17 people have been punished for placing ads on the Internet seeking sex while they were deployed to Afghanistan.
A state-of-the-art Orange County criminal investigations lab opened its doors Wednesday in celebration of National Forensic Science Week.
Authorities Sunday said a Simi Valley resident was wounded in an apparent gang-related shooting.
Authorities Saturday said one man was killed in a collision on the Ronald Reagan (118) Freeway in Mission Hills.
Authorities Sunday said a murder-attempted suicide investigation was underway in Rosemead.
Authorities say they have arrested four people in connection with the cultivation of marijuana.