Texas Republican Rep. Steve Stockman posted this picture on his Twitter feed with 'Duck Dynasty' Willie Robertson.
Image: Twitter, WPXI PIttsburgh
ABC News correspondent Brian Ross (Twitter)
Image: Twitter, ABC News
Image: Twitter, Casey Aldridge
Image: Twitter, USA Today
U.S. Department of Defense official Twitter account. (Screengrab)
President Obama gets ready to toss a football in this photo posted on his Twitter feed moments before the Super Bowl kickoff between the Ravens and 49ers. It was taken in 2010.
Image: Twitter, Ted Scheinman