Muddy Maneuver Arizona State University ROTC cadets scale an obstacle during the 4th annual Luke Mudder at Luke Air Force Base, Ariz., Nov. 3, 2017. Four-person cadet teams competed to finish the 17-obstacle, 1.5-mile course the fastest. Air Force photo by Airman 1st Class Caleb Worpel SHARE: Download: Full Size (3.23 MB) Credit: Airman 1st Class Caleb Worpel VIRIN: 171103-F-AP587-0879C.JPG Photo Gallery