Senior Airman Josh Williams, half marathon participant, crosses the finish line in the 19th Annual Air Force Marathon held Sept. 19, 2015. Williams was a member of the Air Force Reserve Command MAJCOM Challenge Team. The team consisted of traditional reservists, air reserve technicians, individual mobilization augmentees and Air Guard Reserve members. The MAJCOM challenge included six Airmen participating in the half marathon and four in the full marathon. (U.S. Air Force photo /Tech. Sgt. Patrick O’Reilly)