Authorities are looking into whether grenades recovered from a Santa Monica apartment complex caused an explosion last week ...

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

The department said it's working to confirm whether an apparent grenade discovered in Santa Monica on Thursday night caused ...

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