SALTLOCK, Penn. (AP) — A shooter driven by jealousy opened fire and killed four people at a car wash early Sunday morning in Pennsylvania, while a woman hiding in the back of a pickup truck suffered only minor injuries, according to state police and family of the victims. Police said Timothy Smith, 28, was on life support and not expected to survive after suffering a gunshot wound to his head during the attack at Ed’s Car Wash around 3 a.m. in Saltlick Township, a rural town about 55 miles (89 kilometers) southeast of Pittsburgh. Police said it was possible that the gunshot wound was self-inflicted.