U.S. Air Force Brig. Gen. John Mooney, Air Force Reserve Inspection General, presents Col. David Leedom, former Reserve Advisor to the 8th Air Force Commander, with a certificate of retirement on October 30, 2015 at Barksdale Air Force Base, La. Leedom has also served an Evaluator Pilot and the commander of the 93rd Bomb Squadron and is retiring with over 27 years of service. (U.S. Air Force photo by Master Sgt. Laura Siebert/Released)