Jens Pulver, former Ultimate Fighting Championship lightweight fighter champion, poses next to 633rd Civil Engineer Squadron explosive ordinance disposal equipment during the Mixed Martial Arts Legends Tour at Joint Base Langley-Eustis, Va., Dec. 1, 2017. The EOD members introduced different kinds of explosives and how they dispose of each threat. (U.S. Air Force photo by Airman 1st Class Tristan Biese)