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.
The cause was revealed after the sheriff’s department investigated a Santa Monica apartment complex on Monday concerning Friday’s explosion. A former ex-military tenant allegedly left behind grenades at the apartment complex, according to sources cited in news reports.
The department noted investigators are following “all leads and evidence to determine the origins of the devices.”…