AIRBAGS DID NOT DEPLOY DURING A SIX CAR PILE UP, OUR VEHICLE WAS THE FIFTH, WE REAR ENDED THE VEHICLE IN FRONT OF US AND THEN WE WERE REAR ENDED BY THE VEHICLE BEHIND US. DESPITE WEARING SEATBELTS THE PASSENGER HIT THE WINDSHIELD BECAUSE THE AIR BAG DID NOT DEPLOY ON IMPACT.*AK