U.S. Air Force’s 70th Birthday Celebration
DAYTON, Ohio -- (from left to right) David Lemmon (entered active duty in 1951), Lt. Gen. Robert D. McMurry, Jr.-Commander, Air Force Life Cycle Management Center and Airman Basic Hannah Sittig from the 88th Medical Group, cut into a birthday cake as part of the U.S. Air Force’s 70th Birthday celebration held at the National Museum of the U.S. Air Force on 08 Sep. 2017. (Courtesy photo)