A Republic of Korea Army Major briefs a group of ROK-US Alliance command senior enlisted leaders on the explosive ordnance disposal equipment that remains recovery specialists use at Arrow Head Ridge 281, South Korea, June 22, 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)