U.S. Air Force Capt. Americo Gambella, Langley dental resident, asks U.S. Navy Capt. Kevin Torske, Naval Medical Center Portsmouth staff pathologist, a question about his group assignment during a dental forensics training course at Langley Air Force Base, Va., June 5, 2015. After medical school and Air Force Officer Training School, these dentists become a resident at one of 10 possible assignments and participate in the Advanced Educational General Dentistry program. (U.S. Air Force photo by Airman 1st Class Devin S. Michaels/Released)