ANDERSEN AIR FORCE BASE, Guam ? Tech. Sgt. Rudy Aguirre from the 736th Security Forces briefs visitors from four foreign nations as part of the Subject Matter Expert Exercise, here on March 24. Papa New Guinea, Mongolia, India, and the Philippines were among the nations represented to exchange ideas on security matters pertaining to air base defense. (U.S. Air Force photo by A1C Jeffrey Schultze)