4 PEOPLE SUFFERED SERIOUS INJURIES YESTERDAY AFTERNOON, AFTER A MAN ATTEMPTED TO MAKE A U-TURN ON HIGHWAY 1 IN PRUNEDALE. THE 3:45 P.M. ACCIDENT OCCURRED NEAR THE PESANTE ROAD EXIT. TRAFFIC ON HIGHWAY 101 NORTHBOUND WAS BACKED UP TO HIGHWAY 156….AND 1 SOUTHBOUND LANE WAS ALSO CLOSED FOR AN HOUR. ALTHOUGH THE ROADWAY RE-OPENED AROUND 5:30, IT TOOK A WHILE FOR THE TRAFFIC TO START FLOWING SMOOTHLY THROUGH THAT AREA.