VEHICLE WAS INVOLVED IN A FRONTAL CRASH TRAVELING APPROXIMATELY 60 TO 65 MPH, REAR-ENDED A STOPPED VEHICLE. UPON IMPACT, BOTH FRONTAL AIR BAGS FAILED TO ACTIVATE AND DEPLOY. UPON EXAMINATION OF DAMAGE FRONT BUMPER ASSEMBLY, AND AIR BAG SENSORS WERE DEMOLISHED. NO DETERMINATION HAS BEEN MADE AS TO THE CAUSE OF THE FAILURE. PLEASE PROVIDE ANY ADDITIONAL INFORMATION / DOCUMENTATION.*AK