Chief Master Sergeant Macerelli, 926th Group maintenance superintendent (center), is presented with a memento by Chief Master Sergeant (retired) Robert D. Gaylor (left), and 99th Air Base Wing Command Chief Master Sergeant Alfred Herring during the Chief Master Sergeant Recognition ceremony Feb. 26. Chief Macerelli is the 926th GP's newest senior non-commissioned officer to join the top one percent of the enlisted force promoted to the rank of chief. (U.S. Air Force photo/Staff Sgt. Erin Worley)