"BRAKE FAILURE" SON WAS DRIVING VEHICLE IN STOP AND GO TRAFFIC. THE CAR IN FRONT OF HIM STARTED TO GO HE SLOWLY FOLLOWED. HE WAS GOING ABOUT 10-15MPH, AND THE TRUCK IN FRONT OF HIM SLAMMED ON BRAKES SUDDENLY. WHEN CAUSED HIM TO HAVE TO BRAKE. WHEN HE HIT THE BRAKES HE HEARD A BOOM ( SOUNDED LIKE A TIN CAN CRUSHING) AND THE CONTINUED TO SLIDE INTO THE TOYOTA TACOMA IN FRONT OF HIM. THE JETTA IS A TOTAL LOSS.