Keys to the game
1. Offensive line » You may have read that the unit struggled last season. And you may have noticed that the linemen are confident about their improvement. They will be tested, at least for a little while, against Pittsburgh's defense Friday night. The Steelers have a fantastic front seven, so this is a great way to show whether they have improved. The Redskins allowed too much penetration on their stretch zone running plays in 2010; will that continue?