Air Frame: A Halvorsen loader pulls away from a C-130J Super Hercules at Bagram Airfield, Afghanistan, Feb. 11, 2014. The airfield is the busiest single runway in the Defense Department. (Air Force photo by Capt. Brian Wagner) (Click on image above to reach wallpaper version.)
Air Force Gen. Alexus G. Grynkewich assumed command of U.S. European Command on July 1, taking over the key assignment as the U.S. and its allies contend with a resurgent Russia and a grinding war in Ukraine.