True freshman Rushel Shell finished with 157 yards .
Ray Graham added 94 yards and two touchdowns lifting Pitt to a 35 - 17 upset of the No. 13 Hokies .
True freshman Rushel Shell finished with 157 yards and Ray Graham added 94 yards and two touchdowns lifting Pitt to a 35 - 17 upset of the No. 13 Hokies .