U.S. Air Force Senior Airman Charles Unruh, 28th Munitions Squadron armament support member, poses with a professional chess set and travel bag at Ellsworth Air Force Base, S.D., Sept. 24, 2024. Unruh is a semiprofessional chess player and has competed in two North Atlantic Treaty Organization Chess championships, hosted in Portoroz, Slovenia and Tartu, Estonia. He will compete for a third time in the 34th NATO Chess Championship, hosted in Rhodes, Greece. (U.S. Air Force photo by Senior Airman Dylan Maher)