TL* THE CONTACT OWNS A 2013 HYUNDAI SONATA. THE CONTACT STATED THAT WHILE DRIVING APPROXIMATELY 65 MPH AND ATTEMPTING TO STOP THE BRAKING SYSTEM MALFUNCTIONED CAUSING THE VEHICLE TO CRASH INTO A SECOND VEHICLE. THE CONTACT INDICATED WHEN PRESSING THE BRAKE PEDAL THE VEHICLE SLOWED DOWN BUT DID NOT STOP. DURING THE CRASH THE VEHICLE WAS DESTROYED AND TOWED AWAY AND A POLICE REPORT WAS TAKEN AT THE SCENE. THE DRIVER SUSTAINED A NECK INJURY WHICH LATER REQUIRED MEDICAL TREATMENT. THE CAUSE OF THE FAILURE WAS NOT DETERMINED. THE LOCAL DEALER AND MANUFACTURER WERE NOT NOTIFIED. THE FAILURE MILEAGE WAS 36,400. *BF *AS