15th Wing chief master sergeants welcome team Hickam’s newest chief master sergeant selects, (center from left to right) Senior Master Sgt. Todd Larsen, 747th Communications Squadron flight chief, Senior Master Sgt. Bill Fitch, 96th Air Refueling Squadron superintendent, and Senior Master Sgt. Todd Kirsch, 647th Civil Engineer Squadron operations superintendent this week, at the 15th Wing headquarters building, at Joint Base Pearl Harbor-Hickam, Hawaii. By federal law, only 1.25 percent of the Air Force enlisted force may hold the rank of chief master sergeant. (U.S. Air Force photo/Tech. Sgt. Jerome S. Tayborn)