CORRECTS TO RUNS FOR YARDAGE NOT SCORES - Seattle Seahawks' Marshawn Lynch (24) pushes aside Dallas Cowboys' Sean Lissemore as he runs for yardage in the second half of an NFL football game of Sunday, Sept. 16, 2012, in Seattle. (AP Photo/Kevin P. Casey)

Dallas Cowboys' Chris Jones has his punt blocked as Seattle Seahawks' Jeron Johnson moves in to grab it and run it in for a touchdown in the first half of an NFL football game, Sunday, Sept. 16, 2012, in Seattle. (AP Photo/John Froschauer)

Seattle Seahawks' Jeron Johnson, right, celebrates his touchdown with Chris Maragos against the Dallas Cowboys in the first half of an NFL football game on Sunday, Sept. 16, 2012, in Seattle. (AP Photo/John Froschauer)

Dallas Cowboys' Felix Jones (28) rushes as Seattle Seahawks' Byron Maxwell defends in the first half of an NFL football game on Sunday, Sept. 16, 2012, in Seattle. (AP Photo/John Froschauer)

Dallas Cowboys wide receiver Miles Austin, left, dives across the goal line for a touchdown as Seattle Seahawks' Brandon Browner defends in the first half of an NFL football game, Sunday, Sept. 16, 2012, in Seattle. (AP Photo/John Froschauer)

Seattle Seahawks' Golden Tate is unable to catch a pass under pressure from a Dallas Cowboys defender in the first half of an NFL football game, Sunday, Sept. 16, 2012, in Seattle. (AP Photo/John Froschauer)

Seattle Seahawks' Greg Scruggs, left, and Jason Jones (90) move in to sack Dallas Cowboys quarterback Tony Romo in the second half of an NFL football game, Sunday, Sept. 16, 2012, in Seattle. (AP Photo/John Froschauer)

Dallas Cowboys quarterback Tony Romo throws against the Seattle Seahawks in the first half of an NFL football game, Sunday, Sept. 16, 2012, in Seattle. (AP Photo/John Froschauer)

Seattle Seahawks quarterback Russell Wilson, center, looks to pass in the second half of an NFL football game against the Dallas Cowboys, Sunday, Sept. 16, 2012, in Seattle. (AP Photo/Kevin P. Casey)

Seattle Seahawks' Anthony McCoy runs through the end zone as he scores against the Dallas Cowboys in the second half of an NFL football game on Sunday, Sept. 16, 2012, in Seattle. (AP Photo/Kevin P. Casey)