NJ State Police Sergeant Ricardo Jorge Santos killed his ex-girlfriend and her boyfriend before taking his own life, investigators said.

Ricardo Jorge Santos, with the New Jersey State Police, is accused of shooting Semanchik and Webb before killing himself, prosecutors said. He was found dead in a white Mercedes SUV parked in Piscataway. A gun was located inside the vehicle, the release stated.

A New Jersey State Police sergeant, who once served on Gov. Phil Murphy's security detail, is suspected of killing his former girlfriend and the volunteer firefighter.