Airman 1st Class Jessica Tharp, 18th Component Maintenance Squadron aerospace propulsion journeyman, poses with a mask on Kadena Air Base, Japan, Nov. 30, 2012. The mask was a souvenir Tharp brought back from her trip to the Central African Republic where she and her uncle helped build and repair wells for the villagers. (U.S. Air Force photo/Airman 1st Class Malia Jenkins)