I really want to believe Bill Sheridan is up to the task of being defensive coordinator for our New York Giants. I have to believe it. If I allow myself to admit Sheridan can't do the job then I have to admit this season is doomed to be a flop. I can't -- I won't -- start thinking that way yet. Sheridan isn't making it easy, though. We all know his defense has been inexplicably terrible the past three weeks -- even he knows it. Watching teams basically have their way with...