Virginia State Police say that Interstate 81 was tied up for approximally an hour and a half Tuesday afternoon with a fatal accident. Troopers identify the victim of the crash as 30-year-old Jesus Camacho of Marion Virginia. He apparently lost control of his vehicle. It crossed the median near the 31.8 mile marker about 4:45 PM. Investigating troopers say he was not wearing a seatbelt and died at the scene of the car/tractor-trailer collision. Camacho was the only passenger in his vehicle.(CS)