Air Force Capt. Hunter Barnhill talks with 9-year-old Charli Butler as they meet for the first time during the 2018 Department of Defense Warrior Games in Colorado Springs, Colo., June 7, 2018. Barnhill was diagnosed with brain cancer at age 30, Charli was diagnosed at just 5 weeks old. Charli has pushed through treatment to include chemotherapy and is now in remission, while Barnhill is still going through treatment. Air Force photo by Master Sgt. David Long