191013-M-ZM399-888 CAMP FOSTER, Okinawa (Oct. 13, 2019) Sailors prepare to load a simulated patient onto an M997A2 Humvee ambulance during the Joint Enroute Care Course (JECC) at Camp Foster, Okinawa, Japan, Oct. 14, 2019. The purpose of the JECC is to prepare 3rd Medical Battalion corpsmen and nurses to conduct aeromedical evacuation in rotary wing platforms from the point of injury to a higher echelon of care by ensuring optimal enroute patient outcomes. (U.S. Marine Corps photo by Lance Cpl. Terry Wong/Released)