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

Los Angeles County Sheriff Robert Luna mourns the loss of three deputies with 74 combined years of service who died in an explosion at an East Los Angeles County training site.

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.

Officials shared images of the deputies who were killed in what the sheriff calls the department’s deadliest incident in over 160 years. (KCAL, KCBS, LASD, CNN) ...