Staff Sgt. Lisa Davis, a crew chief with the 315th Aircraft Maintenance Squadron, poses with Col. Timothy Wrighton, 315th Airlift Wing commander, and Chief Master Sgt. Benson Futrell, 315 AW command chief, Charleston Air Force Base, S.C., on a flight line in the AOR Christmas morning. As a civilian Sergeant Davis is a school nurse, but instead of pursuing a medical career in the Reserves she chose to become a maintainer for the C-17.