BOCA RATON, Fla. -

Authorities say an off-duty deputy shot a man after confronting a couple while they were having sex in the pool of a South Florida apartment complex.

Palm Beach County Sheriff's officials said the deputy walked into the pool area of Reflections of Boca Del Mar Apartments where he lives just after midnight Saturday and found the couple having sex. He asked them to leave the premises.

Authorities said the couple, who do not live in the area, returned a short time later.

Authorities say the man approached the deputy while he was sitting in a lounge chair and hovered over him in a threatening way.

The two fought and the unnamed deputy shot the suspect.

The unidentified victim was hospitalized in critical condition.

The deputy has been placed on administrative leave which is standard protocol.