Tech. Sgt. Louis McCabe flashes a "Shaka" good-bye as he heads out, soon to take off his uniform for the last time. Sergeant McCabe, more popularly known by rank and file as "Uncle Louie," began his military career with a tour in Vietnam with the active-duty Navy. He retired from the 48th Aerial Port Squadron and the Air Force Reserve on Aug. 8, 2010. (U.S. Air Force Photo/Master Sgt. Daniel Nathaniel)