How to Shoot Army Staff Sgt. Curtis Graham shows 1st Security Force Assistance Brigade soldiers how to shoot the new XM17 pistol during a demonstration at the Joint Readiness Training Center at Fort Polk, La., Jan. 19, 2018. Army photo by Sgt. Ryan Tatum SHARE: Download: Full Size (0.32 MB) Tags: fort polk, xm17 pistol Credit: Sgt. Ryan Tatum VIRIN: 180119-A-JL341-935.JPG Photo Gallery