Aviation boatswain's mate Petty Officer 2nd Class Kaylyn Henderson signals for a CH-46E Seaknight to turn off its engine after landing on the flight deck of the amphibious assault ship USS Essex following flight operations supporting Cobra Gold 2009. CG 09 is an annual Thailand and U.S. co-sponsored joint coalition multinational military exercise designed to train a Thai, U.S. and Singaporean Coalition Task Force. The exercise will also include humanitarian civic action projects with participating nations from Indonesia, Japan, Singapore, Thailand and the U.S, and a U.S. Thai military field training exercise.