DT*: THE CONTACT STATED WHILE DRIVING 65MPH, THE VEHICLE WAS INVOLVED IN A CRASH. THE VEHICLE FLIPPED NUMEROUS TIMES AND LANDED ON IT'S TOP DUE TO THE IMPACT ON THE DRIVER'S SIDE REAR. BOTH OCCUPANTS INSIDE THE VEHICLE WERE WEARING SEAT BELTS; HOWEVER THE SEAT BELTS DID NOT HOLD THE OCCUPANTS TO THE SEAT AND THE FRONT AIR BAGS DID NOT DEPLOY. THE SEAT BELT DID NOT UNBUCKLE; HOWEVER THERE WAS TOO MUCH SLACK IN THE BELT THAT DID NOT RETRACT BACK INTO THE SIDE POST. AS A RESULT, BOTH OF THE OCCUPANT'S HEADS HIT THE WINDSHIELD SUSTAINING INJURIES TO THE HEAD, NECK AND RIBS. THE POLICE FILED A REPORT AT THE SCENE OF THE ACCIDENT. THE INSURANCE COMPANY DEEMED THE VEHICLE A COMPLETE LOSS.