Robert Griffin III, who struggled throughout his second season in the NFL, addressed his critics with a message posted on Facebook. (Michael Perez/AP Photo)
Washington Redskins quarterback Robert Griffin III, who endured one anonymously sourced attack after another late in the season, responded to critics via his verified Facebook page.
Griffin was responding to a post from an unhappy fan, who commented on the high amount of attention that the second-year quarterback receives.
Griffin tried
