Thunder Over the Red River
Staff Sgt. Christopher Mason, United States Air Force Thunderbirds, signs a fan's t-shirt at the Thunder Over the Red River Air Show at Grand Forks Air Force Base, N.D. May 22. The Air Show, which was highlighted by the United States Air Force Thunderbird Aerial Demonstration Team, was the first to be held at Grand Forks AFB since 2006 and had more than 31,000 spectators. (U.S. Air Force photo by Airman 1st Class Amber Price)