U.S. Air Force Capt. (Dr.) Tyler Garrett, top, 23d Aerospace Medicine Squadron dentist, and Monica Riddle, 23d AMDS dental assistant, drill into a patient’s tooth at Moody Air Force Base, Ga., Sept. 30, 2013. Garrett used a rubber dam to expose only the teeth he worked on while blocking water from filling the patient’s mouth. (U.S. Air Force photo by Airman 1st Class Ryan Callaghan/Released)