‘“I think the (offensive linemen) have a lot of confidence because he breaks a lot of tackles,” Bills receiver Eric Moulds said of McGahee, apparently subscribing to the latter theory. “We’ve been in a situation where it’s third-and-2 or third-and-4, and he gets the first down. That gives them a lot of confidence (to say), `Let’s run it down their throats, let’s pound ’em.’ ”’