Staff Sgt. Dan Collier, 344th Air Refueling Squadron boom operator, helps guide a refueling truck into position during exercise Cope North 22 night operations at Northwest Field, Guam, Feb. 8, 2022. Cope North is a trilateral exercise bringing American, Australian and Japanese forces together to test capabilities, enhance readiness skills and improve interoperability. (U.S. Air Force photo by Tech Sgt. Esteban Esquivel)