Arlington, TX (SportsNetwork.com) - Dallas Cowboys starting middle linebacker Sean Lee has been ruled out of Sunday's game against the Washington Redskins.
Lee missed last week's loss to the Green Bay Packers with a neck injury.
The Penn State product has 99 tackles and four interceptions in 11 games this seasons.
Wide receiver Dwayne Harris (hamstring) has also been ruled out.
Linebacker Ernie Sims (groin) and cornerback Morris Claiborne (hamstring) are both listed as doubtful.
Wide receiver Terrance Williams (hamstring) and defensive end Jarius Wynn (chest) are both questionable.