Washington Redskins offensive coach Kyle Shanahan walks off the field as a referee throws his flag for unsportsmanlike conduct late in the fourth quarter as the Washington Redskins play the Cincinnati Bengals on their home opener at FedEx Field, Landover, Md., Sunday, September 23, 2012. (Andrew Harnik/The Washington Times)

Photo by: ANDREW HARNIK

Washington Redskins offensive coach Kyle Shanahan walks off the field as a referee throws his flag for unsportsmanlike conduct late in the fourth quarter as the Washington Redskins play the Cincinnati Bengals on their home opener at FedEx Field, Landover, Md., Sunday, September 23, 2012. (Andrew Harnik/The Washington Times)