Mike Blake/Reuters - PHOTO: A Los Angeles County sheriff wears a badge with a black mourning band in honor of fellow officers killed following an explosion at the LA County Sheriff's Department's ...

LOS ANGELES — A blast at a Los Angeles County Sheriff’s Department training facility killed three members of its arson and explosives unit Friday, marking one of the department's worst losses ...

Three deputies serving on the Los Angeles County Sheriff's Department's explosives detail were killed Friday in a blast at a training facility, sparking multiple investigations and rocking the ...

Three veteran Los Angeles County Sheriff’s Department members assigned to the agency’s arson and explosives detail were killed Friday morning by an explosion at a department training facility ...

At least three Los Angeles County sheriff's deputies were killed in an explosion at a training facility on Friday, authorities said.