With profound sadness and heavy hearts, the Los Angeles County Sheriff’s Department has announced the passing of three ...

An explosion early Friday killed three people and is being investigated at least preliminarily as a possible training accident, according to a law enforcement official briefed on the matter who was no ...

Flowers and candles were left out at an East L.A. training facility to honor the three veteran deputies who were killed in an explosion Friday as investigators continue working to learn what caused ...

Memorial services are expected to be announced soon for the three Los Angeles County Sheriff’s detectives killed in an explosion at a training facility in East Los Angeles — the agency’s deadliest day ...

A blast at a Los Angeles County Sheriff's Department training facility killed three members of its arson and explosives unit Friday, marking one of the department's worst losses of life from a single ...

Authorities are now focusing on a Santa Monica apartment where ordnances had been recovered a day before the fatal explosion ...

Officers spent hours searching a Santa Monica apartment building where the device that exploded and killed three deputies may ...

The department said it appears the detectives were moving explosives on a cart in the training center's parking lot when the ...

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

An explosion in East Los Angeles Friday morning killed three Los Angeles County Sheriff’s Department deputies who were moving undetonated ordnance, according to law enforcement sources. The ...

The cause of the explosion is unknown. Sheriff Robert Luna calls the deputies who were killed heroic and says they were all ...

Authorities are ramping up their investigation into an explosion at a training facility that killed three veteran Los Angeles County sheriff's deputies. NBC News’ Ryan Chandler has the latest.