The device that exploded last week at a LASD facility and killed three detectives was a grenade, ABC News sources confirmed.

The investigation into an explosion that killed three Los Angeles County sheriff’s deputies in East Los Angeles has turned to Marina del Rey, where investigators served a search warrant at a boat ...

There are no words to describe the pain and sadness that we feel, Sheriff Robert Luna stated in a heavy voice that reflected the gravity of a loss that had radiated throughout every part of Los ...