I WAS DRIVING ABOUT 40 MPH. THERE WAS A RED LIGHT AND SOME PRECEDING CARS WERE STOPPED AND OTHERS WERE SLOWING DOWN. THE BRAKES FAILED TO RESPOND EVEN AFTER STOMPING ON IT A OF COUPLE TIMES. THE BRAKES ONLY DEPRESSED DOWN A LITTLE BIT BUT NOT FULLY (SEEMED LIKE DEPRESSING BRAKE PEDAL WHEN IGNITION IS TURNED OFF). THE VEHICLE SLOWED DOWN TO ABOUT 30 MPH, BUT DID NOT COME TO A COMPLETE STOP AND CRASHED INTO THE REAR END OF VEHICLE IN FRONT. AIRBAG DEPLOYED AND CAUSED MINOR CUTS AND BRUISES TO THE FACE. *TR