Arctic Thunder Open House 2014
Army Staff Sgt. Benjamin Nenno, assistant jumpmaster assigned to B Co, 3rd Battalion (Airborne), 509th Infantry Regiment, 4th Brigade Combat Team (Airborne), 25th Infantry Division, U.S. Army Alaska, rehearses troop door safety inspection procedures aboard a C-17 Globemaster III in preparation for a show of force demonstration at Arctic Thunder Open House 2014, July 26, 2014. Arctic Thunder is a biennial event hosted by Joint Base Elmendorf-Richardson, Alaska. Featuring more than 40 Air Force, Army and civilian aerial acts and an expected crowd of more than 200,000 people, it is the largest two-day event in the state and one of the premier aerial demonstrations in the world. The 2014 Arctic Thunder Open House is a proud part of the Anchorage Centennial Celebration. (U.S. Air Force photo by Master Sgt. John R. Nimmo, Sr./Released)