The U.S. Forces Korea, J39, Information Operations and Republic of Korea Combined Forces Command CJ39, hosted Joint Information Operations Warfare Center, Joint OPSEC Support Element (JOSE) mobile training team for Defense Operations Security Planners Course (DOPC) exercise training event, for members of ROK Joint Chiefs of Staff Office and other elements of ROK unit military personnel the week of Jan. 22-26. This course was presented in Hangul and English. With the purpose to train units and organizations to better protect operations, activities, and investments during the OPSEC Military Decision-Making Process planning.