FOUR VEHICLE ACCIDENT, #THREE VEHICLE IN LINE FROM THE FRONT. TRAVELING AT POSTED SPEED LIMIT OF 60MPH. SUDDEN HARD BRAKING, HIT IN THE FRONT & REAR OF THE VEHICLE, VEHICLE WAS CONSIDERED A TOTAL RIGHT OFF. NO AIR BAG DEPLOYMENT ON DRIVER OR PASSENGER IN FRONT SEAT! RUSH HOUR TRAFFIC ON FOUR LANE ST. HWY., DFW, TX. MARCH OF 2014.