Washington Redskins wide receiver Anthony Armstrong (13) warms up before an NFL preseason football game against the Chicago Bears in Chicago, Saturday, Aug. 18, 2012. (AP Photo/Charles Rex Arbogast)

Photo by: Charles Rex Arbogast

Washington Redskins wide receiver Anthony Armstrong (13) warms up before an NFL preseason football game against the Chicago Bears in Chicago, Saturday, Aug. 18, 2012. (AP Photo/Charles Rex Arbogast)