A DEER CAME ONTO THE HIGHWAY AS I WAS SWITCHING LANES AND I SWERVED TO PREVENT HITTING. HIT THE DEER AND DRAG IT APPROX 60 FT. SPARKS AND FLAMES WERE COMING FROM THE VEHICLE AS WE FLIPPED. VEHICLE BEGAN TO FLIP 6-8 TIMES PER PASSENGER (DAUGHTER) AND A TRACTOR TRAILER DRIVER. AIR BAGS NEVER DEPLOYED. THIS IS THE FIRST TIME FOR THE FAILURE OF THE BAGS. THE EXPEDITION WAS TOTALED BECAUSE THE FRONT AND REAR WINDOW CAME OUT, THE DRIVER AND PASSENGER WINDOW IN THE FRONT ROW WERE SHATTERED, THE ASHTRAY DISCONNECTED AND WENT OUT THE WINDOW. THE MIRRORS ON THE EXPO WERE DAMAGED AND THE BODY OF THE VEHICLE WAS TERRIBLY DAMAGED. A NEW VEHICLE WAS BROUGHT A COUPLE OF WEEKS LATER. *TR