Seaman Kevin Kraynak and Petty Officer 2nd Class Alex Hill, crew members from Coast Guard Station Duluth, Minn., practice proper firing procedure of the M240B in a weapons simulator at Fort Knox, Ky., Nov. 4, 2013. Kraynak and Hill trained alongside other Coast Guardsmen during the three-day Coast Guard mounted automatic weapons course. (U.S. Coast Guard photo by Petty Officer 3rd Class Christopher M. Yaw)