'The Bills are third in the NFL in rushing offense, averaging more than 140 yards. The Redskins have trouble stopping the run, giving up more than 120 yards per game; only eight teams are worse. LeSean McCoy is Buffalo's top running back, but QB Tyrod Taylor is a serious running threat, too. "The challenge it to make sure when we pass rush, not to have any open lanes just for him to run through. Keep him contained," Washington cornerback Will Blackmon said. "And for us in coverage just to truly plaster our guys and wait until the ball hits the ground."'