U.S. Air Force Tech Sgt. Mark Shertzer from the 535th Airlift Squadron watches the engines of a U.S. Air Force C-17 Globemaster III cargo aircraft while it starts up at Yokota Air Base, Japan, March 20, 2011. The supplies were delivered to Sendai Airport to be used for humanitarian assistance, bringing relief to Japan after the earthquake and tsunami disaster. (U.S. Air Force photo by Staff Sgt. Jonathan Steffen)
(via d-d-d)