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

The device that exploded last week at a Los Angeles County Sheriff's Department facility and killed three detectives was a grenade, the department confirmed on Monday. Agents and detectives had ...

All three were veteran deputies. The department has not said what they were doing at the time or what caused the explosion.

An explosion at a Los Angeles County Sheriff’s Department training facility killed three veteran deputies from the arson and ...

Three sheriff's deputies were killed following an explosion at a training facility in East Los Angeles Friday morning.

The Glass House immigration raid on July 10 was one of the biggest since the president's inauguration. Here's how it went ...