Dallas Cowboys quarterback Tony Romo slips on the turf while scrambling with the ball during the second half of an NFL football game against the Washington Redskins in Landover, Md., Sunday, Dec. 22, 2013. (AP Photo/Alex Brandon)

Photo by: Alex Brandon

Dallas Cowboys quarterback Tony Romo slips on the turf while scrambling with the ball during the second half of an NFL football game against the Washington Redskins in Landover, Md., Sunday, Dec. 22, 2013. (AP Photo/Alex Brandon)