The officer was declared dead at the scene.
Authorities Saturday asked for witnesses to a fatal traffic collision involving a pedestrian in Huntington Beach.
A man in his 40s was killed and two other people were injured Friday after an SUV rolled over near Dodger Stadium.
Witnesses said the motorcyclist appeared to be racing with another motorcyclist.
A motorcyclist was killed Tuesday in an accident on the westbound Santa Monica (10) Freeway.
Speed is being blamed for a crash that killed two people Friday night in Sylmar.
Authorities say a 77-year-old woman has died after being struck by a vehicle in North Hollywood.
The driver of the flipped-over vehicle was rescued by Good Samaritans.
The crash occurred on San Fernando Road, just under the 5 Freeway underpass.
Five people were injured, one critically, when a vehicle reportedly crashed into a Little Caesars pizza restaurant in Pacoima.
Police did not have a description of the suspect vehicle.
A 5-year-old girl was killed Thursday morning in a crash involving a tanker, two big rigs and eight other vehicles on the Pomona (60) Freeway, the California Highway Patrol said.
CAL OSHA is investigating the accident.
An assault and possible hit-and-run early Thursday morning injured four people, one critically.
Officers were dispatched to the area of Encanto Parkway just north of Foothill Boulevard around 1 p.m. Sunday.