2011 Defenders of Freedom Open House and Air Show
U.S. Army Sgt. Trevor Oppenborn, with the U.S. Army Golden Knights demonstration team, looks out in preparation for his parachute jump while Jason Newburg, Viper Airshows Pitts S2, flies beside the Fokker C-31A Troopship aircraft during the 2011 Defenders of Freedom Open House and Air Show at Offutt Air Force Base, Neb., Aug. 27. The Golden Knights have been performing at air shows since its inception in1961. (U.S. Air Force photo by Charles Haymond/Released)