Petty Officer 2nd Class Michael West cleans the barrel of an MK-45 5-inch, 54-caliber gun. Navy Petty Officer 2nd Class Michael West cleans the barrel of an MK-45 5-inch, 54-caliber gun on the bow of the guided missile destroyer USS Shoup (DDG-86) as the ship operates in the South China Sea on April 18, 2006. West is a Navy gunnerís mate aboard the Arleigh Burke-class ship. SHARE IMAGE: Download Image: Full Size (0.1 MB) Photo By: VIRIN: 742923-P-JAU50-581.jpg Photo Gallery