Lt. Oscar Martinez, a Sheriff’s Department employee, will challenge Sheriff Robert Luna, who is seeking reelection.

An immigrant, combat veteran and Republican, Lt. Oscar Martinez to challenge incumbent sheriff in deep blue L.A. County.

Federal prosecutors have charged a Los Angeles County sheriff's deputy with smuggling heroin into a jail where he was ...

The Lancaster County Sheriff’s Office and the Northwest Regional Police Department have both applied to join a U.S. Immigration and Customs Enforcement program that gives local officers the ...

LOS ANGELES — The Los Angeles County Sheriff’s Department spent $458 million on overtime during the last fiscal year, a ballooning figure that department officials say is driven by rising ...

Los Angeles County Sheriff Robert ... confrontation outside a Lancaster supermarket. On the same day that Kirk was convicted by a federal jury, the L.A. County Sheriff’s Department issued ...