BRAKES FAILED/SKIPPED WHEN I TRIED TO SLOW DOWN TO EXIT OFF MAJOR HIGHWAY. I WAS GOING BELOW THE SPEED LIMIT WHICH WAS 55 MPH, I WAS GOING 50 MPH. AS I PROCEEDED TO SLOW DOWN TO EXIT OFF THE HIGHWAY. I PRESSED THE BRAKES, THE BRAKES SKIPPED AND THE CAR BEGAN TO SPIN 1-2 TIMES. THEN PROCEEDED TO FLIP OVER FOUR TIMES. NO FATALITIES, BUT DRIVER WHO WAS MYSELF WAS SERIOUSLY INJURED AND REQUIRED LEFT ARM AND HAND SURGERY DUE TO DEGLOVING OF HAND AND LACERATED TRICEPS AND SERIOUS GLASS DAMAGE. THE CAR WAS TOTALLED OUT. DRIVER SIDE ROOF WAS CAVED IN AND PASSENGER SIDE ROOF WAS COMPLETELY CAVED IN. BRAKES SEEMED LIKE THEY TRIED TO GRASP THE TIRES FAILED TO DO SO THEREFORE SKIPPING AND CAUSING THE CAR TO GO OUT OF CONTROL. DT