MY CAR (VEHICLE 1) WAS STOPPED AT RED LIGHT WHEN VEHICLE 2 FAILED TO SLOW AND STRUCK THE REAR OF VEHICLE 1 AT 45 MPH. MY DRIVERS SEAT BACK FAILED AND THE SEAT EXTENDED BACK UNTIL IT STOPPED ON TOP OF THE REAR SEAT. THE SEAT FAILURE CAUSED SERIOUS INJURY TO MY NECK AND SPINE WITH VERTEBRAE COMPRESSION AND POSSIBLE FRACTURE. *TR