Force Focus Army Sgt. Jose Galva Diaz sets up an M18 Claymore training mine during the U.S. Army Reserve Best Warrior Competition at Fort McCoy, Wisc., Sept. 6, 2020. SHARE: Download: Full Size (1.28 MB) Tags: Army Credit: Army Spc. Olivia Cowart VIRIN: 200906-A-XD912-0254M.JPG Photo Gallery