An explosion at a Los Angeles County Sheriff's Department training facility Friday left three deputies dead, officials said.The blast was reported just before 7:30 a.m. Pacific and occurred at the Biscailuz Center Training Academy in East L.

At least three people have died in an explosion at a Los Angeles County Sheriff’s Department’s training facility on Friday morning, according to US Attorney General Pam Bondi.

At least three people were killed Friday in an explosion at the Los Angeles County Sheriff Department's Biscailuz Training Center, according to law enforcement sources.