U.S. Air Force Airmen participate in the Langley First Sergeants’ Council 5K “Gobble Wobble” to benefit Operation Warmheart at Langley Air Force Base, Va., Nov. 22, 2013. Operation Warmheart provides assistance to Langley Airmen and their families in need year-round. (U.S. Air Force photo by Airman Areca T. Wilson/Released)