U.S. Army Reserve Master Sgt. Henry W. Johnson, a senior trainer assigned to the 3rd Battalion, 304th Infantry Regiment (U.S. Military Academy), 104th Training Division (Leader Training), 108th Training Command, from Saco, Maine demonstrates how to clear a M240B machine gun for the incoming cadets, at the U.S. Military Academy at West Point, N.Y., Aug. 4, 2017. Instructors from the 3rd Battalion, 304th Infantry Regiment have been tasked with training incoming cadets at West Point for over 30 years. (U.S. Army Reserve photo by Sgt. Carlos J. Garcia)