‘Duke Preston had never taken a practice snap at right tackle. Heck, he had never played the position, period. Yet there he was lined up on the right side with the third-team offense during the Bills’ preseason win over Pittsburgh. “I have officially played every position there is to play on the offensive line,” said Preston, whose primary job is backup center and guard. “I found out [I was playing tackle] the day before the game. But I was ready. Challenges come along every day, and you just have to meet them head on.”‘