Washington Redskins quarterback Donovan McNabb, left and quarterback Rex Grossman talk on the sideline against the Dallas Cowboys during the second half of an NFL football game, Sunday, Dec. 19, 2010 in Arlington, Texas. (AP Photo/Tim Sharp)

Photo by: Tim Sharp

Washington Redskins quarterback Donovan McNabb, left and quarterback Rex Grossman talk on the sideline against the Dallas Cowboys during the second half of an NFL football game, Sunday, Dec. 19, 2010 in Arlington, Texas. (AP Photo/Tim Sharp)