Tri-Base Ultimate Transformation Challenge 2025 closes at RAF Mildenhall
U.S. Air Force Col. Aaron Rivers, left, 100th Maintenance Group commander, Maj. Jorden Castaneda, Air Force Installation and Mission Support Center deputy branch chief, center, and Lt. Col. Kathleen Pohl, 48th Fighter Wing Human Performance Optimization lead, pose for a photo during the Tri-Base Ultimate Transformation Challenge 2025 closing ceremony at RAF Mildenhall, England, May 22, 2025. Running from Jan. 6 to May 16, the objective of the UTC 2025 was to equip members with the knowledge, resources, and intrinsic motivation necessary to achieve sustained personal health and fitness goals that extend beyond the duration of the challenge. (U.S. Air Force photo by Airman 1st Class Aidan Martínez)