SYLMAR, LOS ANGELES (KABC) --A security guard shot and killed a glass-wielding man in Sylmar on Tuesday, according to authorities.
Los Angeles police stated a bleeding man approached a female cashier at the Vons in the 1300 block of Foothill Boulevard, near Hubbard Street, at about 3:40 p.m.
The man, who officials said was in his mid-30s, had a broken bottle in his hand and he threatened to take the cashier hostage, according to police.
A male cashier intervened and the suspect left, leaving behind a trail of blood, authorities said.
According to officials, the suspect aggressively approached a security guard who was in a vehicle, possibly thinking he was a police officer. The security guard attempted to help the man when police said an altercation ensued.
Police stated the security guard opened fire, shooting and killing the man.
The suspect's car was located in a neighboring parking lot with a small dog in the front seat, according to officials. Police said the dog was taken to animal services.
Authorities said the security guard was being questioned, but was not detained.
Foothill Boulevard was closed as detectives investigated the shooting.