U.S. Army Reserve Staff Sgt. Joseph Mojica, 78th Training Division, 84th Training Command, left, and Sgt. Jordan Sapp, 2nd Battalion, 58th Aviation Operations, 11th Theater Aviation Command, low crawl during the the obstacle course event of the 2016 Joint Best Warrior Competition on Fort Knox, Kentucky, March 23, 2016. (U.S. Army Photo by Clinton Wood/Released)