U.S. Navy Senior Chief Petty Officer Kathryn L. VanHooser, left, with Naval Mobile Construction Battalion 15, and Hospital Corpsman 3rd Class Patrick A. Luntey, right, a field medical service technician with Regional Command Southwest cut a cake during the Hospital Corps' 115th birthday ceremony at Camp Leatherneck, Helmand province, Afghanistan, June 17, 2013. The Corpsmen celebrated their 115th birthday with a cake-cutting ceremony and reciting their Hospital Corpsman's Pledge. (U.S. Marine Corps photo by Staff Sgt. Neill A. Sevelius/Released)