‘With the loss of Demetress Bell to Philadelphia, the Bills have a huge hole to fill protecting Ryan Fitzpatrick’s blind side. The good news is that they have two excellent prospects in Cordy Glenn, their second-round draft pick from Georgia and Chris Hairston, who logged seven starts as a rookie when Bell was injured. They are sharing time with the first unit early in camp. Coach Chan Gailey was most eager to see them perform in full pads. “We will find out a lot more in the next week,” he said. “We are going to keep alternating that until we find out which direction we want to go.”‘