DT*: THE CONTACT STATED WHILE DRIVING 70MPH ON THE INTERSTATE THE VEHICLE REAR ENDED ANOTHER VEHICLE AND CRASHED INTO A GUARD RAIL. THE AIRBAG FAILED TO DEPLOY AND THE DRIVER'S SEATBELT FAILED TO RESTRAINT THE OCCUPANT. THE DRIVER'S HEAD HIT THE WINDSHIELD AND HEAD INJURIES WERE SUSTAINED. THERE WAS A POLICE REPORT FILED AT THE SCENE. THE VEHICLE HAS NOT BEEN INSPECTED.