Gunnery Prep Army Reserve soldiers load .50-caliber ammunition into a holding can on top of a Stryker vehicle before a live-fire night gunnery training exercise at Fort Stewart, Ga., June 25, 2021. SHARE: Download: Full Size (1.38 MB) Tags: reserves, Army, training Credit: Army Reserve Sgt. 1st Class Brent C. Powell VIRIN: 210625-A-BQ341-351Y.JPG Photo Gallery