WRIGHT-PATTERSON AIR FORCE BASE, Ohio – Master Sgt. Leegurtha Lucas, 445th Mission Support Flight, is greeted by Lt. Col. Kenneth Herstine, 445th Mission Support Flight commander, at the Dayton International Airport May 17 after returning from a 120-day deployment to Bagram Air Base, Afghanistan. Sergeant Lucas was assigned to the 755th Air Expeditionary Group where she was a knowledge operations manager assigned as the non-commissioned officer in charge of the knowledge management section. (U.S. Air Force photo/Stacy Vaughn)