Master Sgt. Brandan Keel, 413th Force Support Flight force management NCO in charge, runs June 5, 2019, at Robins Air Force Base, Georgia. In preparation for a half marathon, Keel trains for 12 weeks at 4 to 5 days a week. During that time frame, he runs approximately 263 total miles at 22 miles a week. (U.S. Air Force photo by Jamal D. Sutter)