I WAS TRAVELING AT 25 MPH WHEN I WAS FORCED TO MAKE A SUDDEN STOP DUE TO THE SCHOOL BUS IN FRONT OF ME STOPPING ABRUPTLY. I ENGAGED THE BRAKES AND THEY WENT STRAIGHT TO THE FLOOR WITH NO RESISTANCE. THE BRAKES DID NOT ENGAGE IN ANYWAY. I SWERVED BUT ENDED UP HITTING THE REAR OF SCHOOL BUS. *TR