MY WIFE WAS HIT FROM THE REAR AND PUSHED INTO A TREE DEAD CENTER. THE AIR BAG DID NOT INFLATE. SHE RECEIVED 4 BROKEN RIBS AND A BROKEN CHEST BONE SHE WAS MAKING A U TURN AND THE OTHER CAR WAS SPEEDING AND HIT HER IN THE REAR AND PUSHED HER 100 FEET ACROSS THE STREET INTO A TREE.....UPDATED 10/19/15 *BF