I THOUGHT MY FOOT SLIPPED OFF THE BRAKE AND TAPED THE REAR END OF THE CAR IN FRONT OF ME. SCRATCHED THE BUMPER OF THE CAR I TAPPED. I WAS ON I 95S TOWARDS FREDERICKSBURG, VA WHEN MY BRAKE WARNING LIGHT CAME ON. TAPED BRAKE AND THE PEDAL ALMOST WENT TO THE FLOOR, BUT I DID HAVE SOME BRAKING. GOT THE TRUCK TO THE REPAIR SHOP, DIAGNOSED WILL HOLE IN BRAKE LINE CAUSED BY RUST. REPLACED 18 FT OF LINE. *TR