Sgt. 1st Class Ethan Feldner, 95th Training Division, crawls through a culvert on the endurance obstacle course at the 2016 108th Training Command (IET) Best Warrior competition at Fort Jackson, S.C., March 23. This year's Best Warrior competition will determine the top two drill sgts. who will represent the 108th Training Command (IET) in the TRADOC Drill Sgt. of the Year competition later this year at Fort Bragg, N.C. (U.S. Army photo by Sgt. 1st Class Brian Hamilton/released)