NFL 2013 Preseason (25 images)

Washington Redskins quarterback Robert Griffin III greets fans as he comes off the field prior to the Redskins pre-season game against the Pittsburgh Steelers, at FedEx Field in Landover, Maryland on August 19, 2013. UPI/Kevin Dietsch

Washington Redskins wide receiver Pierre Garcon waits on the field as smoke clears prior to the Redskins game against the Pittsburgh Steelers, at FedEx Field in Landover, Maryland on August 19, 2013. UPI/Kevin Dietsch

Pittsburgh Steelers quarterback Ben Roethlisberger is sacked by Washington Redskins Kendric Golston at FedEx Field in Landover, Maryland on August 19, 2013. UPI/Kevin Dietsch

Dallas Cowboys fans wear horse masks during the Cowboys- Arizona Cardinals preseason game at University of Phoenix Stadium in Glendale, Arizona on August 17, 2013. The Cardinals defeated the Cowboys 12-7. UPI/Art Foxall