Four Team Sheppard members joined the ranks of the highest one percentile of the active duty Air Force during the Chief Master Sergeant Promotion Ceremony at the Sheppard Club Feb. 26. Senior Master Sgts. Brian Mullen, 373rd Training Squadron superintendent; Mark Hyden, 82nd Security Forces Squadron security manager; Patrick Duncan, Defense Contract Management Agency Lockheed-Martin Aeronautics Aviation Maintenance manager; and Chief Master Sgt. Carolyn Regan, 381st TRS superintendent, were inducted to chief master sergeant. Out of 2,276 eligible senior master sergeants, 475 were promoted including four Sheppard chief selects. This year marked the 50th anniversary of the establishment of the E-9 rank. (U.S. Air Force photo/Lou Anne Sledge)