‘It looks like rookie Nate Clements may hold the key to dramatic improvement in the return game for the Buffalo Bills. The Bills have kept their prize rookie under wraps on returns most of the preseason. But Clements gave a glimpse of his potential on kickoff returns Thursday when he had a 42-yard return in the third quarter. The Bills are trying to rebound from last season when they ranked 31st in the NFL in kickoff returns.’