BEALE AFB, Calif. -- Air Force Reservist Major Christopher, 940th Wing Executive Officer, administers the oath of enlistment to Coast Guard Petty Officer 1st Class Brian McKenzie, near an RQ-4 Global Hawk at Beale Air Force Base, Calif., on Dec. 21, 2012. The two military members are life-long friends who have managed to stay connected despite taking different career paths in separate branches of service. (U.S Air Force photo by Senior Airman Adam Hamar)