YOKOTA AIR BASE, Japan -- Senior Airman Conrad Kirakosian, 730th Air Mobility Squadron crew chief, performs routine maintenance on a C-17 Globemaster III from Elemendorf Air Force Base, Alaska, at Yokota Air Base, March 28. The C-17 just returned from Sendai Airport, where supplies were dropped off in support of Operation Tomodachi. (U.S. Air Force photo/Staff Sgt. Chad C. Strohmeyer)