‘“He brings a lot of energy and if you just go back to his journey when he was hurt, a couple down days, maybe, rightfully so, but his character also shone through in terms of getting himself mentally where he needed to be, doing what he could, even though he couldn’t do a lot and then just staying positive,” Bills coach Sean McDermott said Sunday night of Hairston. “Positive energy goes a long way and I thought that the training staff did a great job of bringing him along the right way and getting him back, and then his work behind the scenes with our DB coaches and some of the veteran players as well that have helped him. That’s huge.”’