U.S. service members discuss a land mine scenario during an explosive ordnance disposal exercise at Kin Blue Training Area, Okinawa, Japan, Sept. 19, 2019. The EODEX was designed to simulate conventional warfare and the use of conventional ordnance and involved the participation of three U.S. military branches and over 43 different military occupational specialties within III Marine Expeditionary Force. - U.S. service members discuss a land mine scenario during an explosive ordnance disposal exercise at Kin Blue Training Area, Okinawa, Japan, Sept. 19, 2019. The EODEX was designed to simulate conventional warfare and the use of conventional ordnance and involved the participation of three U.S. military branches and over 43 different military occupational specialties within III Marine Expeditionary Force.