WHILE SLOWY BACKING OUT OF A PARKING SPOT AT GAS STATION. ALL OF A SUDDEN THE CHEROKEE TOOK OFF LIKE A ROCKET. CHEROKEE HIT A BIG BOULDER, DID NOT STOP, JUMP UP OVER BOULDER AND HIT ANOTHER BOULDER, CHEROKEE STARTED TO ROLL, THEY RIGHTED ITSELF, WENT FORWARD BEFORING STOPPING. WHEN DRIVER JAMMED ON THE BRAKES, THE PEDAL WENT TO THE FLOOR. THE VEHICLE WAS TOTALLED IN THE CRASH.