James Benn, deputy director, Combined Arms Doctrine Directorate, bumps fists with Republic of Korea Army Doctrine Director Maj. Gen. Dong-Ho Kim during his visit to Fort Leavenworth, Kan., April 12, 2023. The general and his team spent ime at CADD learning about FM 3-0 and other U.S. Army doctrine efforts. (U.S. Army photo by Randi Stenson, MCCoE Public Affairs)