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LANDOVER, MD - DECEMBER 28: Quarterback Robert Griffin III #10 of the Washington Redskins on the ground after getting hit in the third quarter during a NFL football game against the Dallas Cowboys at FedExField on December 28, 2014 in Landover. Maryland. The Cowboys won 44-17. (Photo by Mitchell Layton/Getty Images)

LANDOVER, MD - DECEMBER 28:  Quarterback Robert Griffin III #10 of the Washington Redskins on the ground after getting hit in the third quarter during a NFL football game against the Dallas Cowboys at FedExField on December 28, 2014 in Landover. Maryland.  The Cowboys won 44-17.  (Photo by Mitchell Layton/Getty Images)