Staff Sgt. Travis Weigel, a crew chief from the 703rd Aircraft Maintenance Squadron at Elmendorf Air Force Base, Alaska, communicates with C-17 Globemaster III pilots before the crew departs for a mission in support of Cope Tiger at Udon Thani Royal Thai Air Force Base, Thailand, March 8, 2010. Cope Tiger is an annual multilateral exercise conducted in Thailand that includes humanitarian and civic assistance programs. This year's exercise takes place primarily at Udon Thani and Korat Royal Thai Air Force Bases March 1-12. (U.S. Air Force photo/Tech. Sgt. Cohen A. Young)