After seven games in 2008, Redskins running back Clinton Portis had 818 yards, four 100-yard games and was leading the NFL in rushing. After seven games in 2009, Portis has 490 yards, no 100-yard games and ranks eighth in the league in rushing. Now, Portis heads into a bye week knowing that the offensive line he runs behind will be without left tackle Chris Samuels, right guard Randy Thomas and -- almost certainly -- tight end Chris Cooley for the rest of the season. "It's going to b...