WHILE DRIVING 70 MPH DRIVER FELL ASLEEP AT THE WHEEL AND HIT ANOTHER VEHICLE THAT WAS PARKED ON THE SIDE OF THE SHOULDER OF THE HIGHWAY. UPON IMPACT, BOTH AIR BAGS DID NOT DEPLOY. DRIVER'S SIDE SEAT BELT SNAPPED IN HALF. DRIVER SUSTAINED HEAD INJURIES AND WAS TRANSPORTED BY AMBULANCE TO A HOSPITAL. VEHICLE WAS TOTALED. *AK