DRIVING ON THE FREEWAY AT 68 MPH WHEN THE CAR IN FRONT OF ME SUDDENLY SLAMMED ON THEIR BRAKES. I ALSO SLAMMED ON THE BRAKES BUT WAS NOT ABLE TO STOP AND REAR ENDED THE OTHER CAR. MY HOOD WAS CRUMPLED, AND THE FRONT END WAS PUSHED IN. RADIATOR FLUID WAS LEAKING. THE CAR WAS NOT DRIVABLE AND HAD TO BE TOWED. THE AIR BAGS NEVER DEPLOYED. *TR