Command Sgt. Major Yong-kyu Lee, senior enlisted advisor for the Combined Forces Command Republic of Korea forces, raises his hand to ask a question to Command Master Sgt. Seong-ryeul Yoon, ROK Air Force Chief Master Sgt. Seong-ryeul Yoon during a brief on education and training systems at South Korea, June 21, 2022. Command senior enlisted leaders with the ROK-US Alliance participated in the 2nd Annual Keystone Seminar, a three-day event meant to bring the senior NCOs together to build sprit de corps and learn about Korean military history. (U.S. Army photo by Staff Sgt. Kris Bonet)