GRACO TURBO BOOSTER MODEL # 8491RGB BACKLESS BOOSTER SEAT PADDED ARM REST ON BOTH SIDES BROKE, WHILE THE VEHICLE WAS INVOLVED IN A ROLL OVER CRASH BETWEEN 45 - 50 MPH. THE CHILD THAT WAS RESTRAINED IN THE BOOSTER SEAT AT THE TIME OF THE INCIDENT WAS PARALYZED AS A RESULT OF THE CSS FAILURE. *AK