The Monroe Police Department hosted a graduation ceremony for participants in its Senior Citizen Police Academy on July 23.

A source on the ground told NewsNation local affiliate KTLA that the three individuals involved were sheriff’s deputies.

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

The FBI is looking into the post-blast investigation and is being assisted by the ATF, Los Angeles County Sheriff Robert Luna said during a news conference on Friday.

At least three Los Angeles County sheriff's deputies were killed in an explosion at a training facility on Friday, ...

Multiple deaths were reported after the explosion at the LASD training facility on Friday. Newsweek's live blog is closed.

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

At least three deputies were killed after an explosion was reported early Friday at an LA County Sheriff's Department ...

The explosion occurred about 7:30 a.m. Friday. Sheriff Robert Luna said it was an ‘isolated’ occurence and the facility and ...

Flames are seen spitting out of the engine on the Boeing 767-400 plane as it makes its ascent over Los Angeles. Video credit: LA Flights ...

An explosion at the Biscailuz Center Academy Training in East Los Angeles has led to the death of three deputies. Authorities ...

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