Gunnery Sgt. William Kevin Walker, a veteran of the U.S. Marine Corps Reserve Pistol Shooting Team, reloads his rifle during the Blue Ridge Mountain 3-Gun Championship here April 29. - Gunnery Sgt. William Kevin Walker, a veteran of the U.S. Marine Corps Reserve Pistol Shooting Team, reloads his rifle during the Blue Ridge Mountain 3-Gun Championship here April 29.