Staff Sgt. Jina Rosales, 28th Medical Operations Squadron dental laboratory technician, fits an interim removable partial denture with its coordinating dental mold to test it for accuracy in the dental lab at Ellsworth Air Force Base, S.D., Feb. 14, 2012. The lab supports the dental clinic by producing comfortable and accurate appliances to keep Airmen fit to fight. (U.S. Air Force photo by Airman 1st Class Kate Thornton/Released)