Senior law enforcement officials said the LASD bomb squad responded to a garage in Santa Monica yesterday, where at least one grenade was found. It was transported to the training facility, where the deputies were working to render it safe,

Three Los Angeles County sheriff’s deputies assigned to the arson explosives detail were killed in an explosion at a law enforcement training facility.

An explosion that killed three Los Angeles County Sheriff's deputies occurred one day after they responded to a call involving explosives at a Santa Monica complex.