Sgt. Masatsugo Yamaguchi, aircraft maintainer, Japan Air Self Defense Force inspects an E2-C aircraft Feb. 5 at Andersen Air Force Base, Guam during Cope North 09-1 after a local area mission. Units from the U.S. Air Force, U.S. Navy and the Japan Air Self Defense Force will participate in exercise Cope North 09-1 at Andersen from 2-13 Feb. The exercise is the first iteration of a regularly scheduled joint and bilateral exercise and is part of the on-going series of exercises designed to enhance air operations in defense of Japan. (U.S. Air Force photo/ Master Sgt. Kevin J. Gruenwald) released