TL* THE CONTACT OWNED A 2003 TOYOTA MATRIX. WHILE DRIVING APPROXIMATELY 50 MPH, THE CONTACT REAR ENDED ANOTHER VEHICLE. THE FRONT END OF THE CONTACT'S VEHICLE WAS SEVERELY DAMAGED, BUT THE AIR BAGS DID NOT DEPLOY. THE DRIVER SUSTAINED AN INJURED CHEST AND SHOULDER, WHICH REQUIRED MEDICAL TREATMENT. THE VEHICLE WAS DESTROYED AND TOWED. A POLICE REPORT WAS FILED. THE CAUSE OF THE FAILURE WAS NOT DETERMINED. THE MANUFACTURER WAS NOT NOTIFIED. THE FAILURE MILEAGE WAS 190,000.