Washington Redskins running back Roy Helu (29) tries to elude New Orleans Saints linebacker Jonathan Casillas (52) in the first half of an NFL football game at Mercedes-Benz Superdome in New Orleans, Sunday, Sept. 9, 2012. (AP Photo/Gerald Herbert)

Photo by: Gerald Herbert

Washington Redskins running back Roy Helu (29) tries to elude New Orleans Saints linebacker Jonathan Casillas (52) in the first half of an NFL football game at Mercedes-Benz Superdome in New Orleans, Sunday, Sept. 9, 2012. (AP Photo/Gerald Herbert)