Staff Sgt. Jacob Lara, left, and Senior Airman Matthew Arellano, 25th Air Support Operations Squadron tactical air control party specialists, carry their canoe while competing in the Chaos Challenge 2021 at Joint Base Elmendorf-Richardson, Alaska, July 15, 2021. The Chaos Challenge 2021 was a multi-day series of mental and physical contests sponsored by the 1st Air Support Operations Group with participants from the 3rd, 5th, 25th and 604th Air Support Operations Squadrons, and a guest team from the 673rd Security Forces Squadron. (U.S. Air Force photo by Alejandro Peña)