ACE conducts spoke location exercise Published Feb. 5, 2024 By Airman 1st Class Jonathan R. Sifuentes 18th Wing Public Affairs KADENA AIR BASE, Japan -- 18th Wing Airmen from various squadrons conducted an Agile Combat Employment F-15C Eagle refueling exercise on Kadena Air Base, Japan, Jan. 30, 2024. The exercise simulated a refueling operation from a hub and spoke location in an ACE environment. ACE creates multi-capable Airmen and service members that are trained in leadership education, technical training and nontraditional operations.