THE TRUCK IMPACTED A TREE WHILE DRIVING 40 MPH AND AS A RESULT THE TRUCK'S FRONT BUMPER WRAPPED AROUND THE TREE. NEITHER THE DRIVER'S SIDE NOR PASSENGER'S SIDE AIR BAG DEPLOYED UPON IMPACT. THE DRIVER SUSTAINED SEVERE INJURIES, BUT NO BROKEN BONES. THE CAUSE OF THE AIR BAG FAILURE IS YET TO BE DETERMINED. PLEASE PROVIDE ANY ADDITIONAL INFORMATION. *NLM