A military-style grenade caused last week’s accidental explosion that killed three Los Angeles sheriff’s deputies at a training facility, the LA County Sheriff’s Department said on Monday.

ESPARTO, Calif. — The first lawsuit has been filed in the wake of the fireworks warehouse explosion in Esparto. The blast ...

Authorities are looking into whether grenades recovered from a Santa Monica apartment complex caused an explosion last week at a Los Angeles County Sheriff’s Department training facility that killed ...