2003 OLDSMOBILE ALERO SLID DOWN AN ICE COVERED HILL, STRUCK A TREE AND THE SEAT BELTS RELEASED.*MR THE REAR SEAT BELTS SECURED TWO CHILD SAFETY SEATS, 1 BOOSTER SEAT AND ONE CHILD SEAT, WHICH WERE THROWN ABOUT DURING THE ACCIDENT. BOTH CHILDREN SUSTAINED CONTUSIONS TO THE FOREHEAD. *NM