MANNING THE BIG GUN U.S. Navy Petty Officer 2nd Class Adrian Lopez, a gunner's mate, mans the 25-mm machine gun on the starboard side of USS Peleliu, May 8, 2008, during a general quarters drill while under way in the Pacific Ocean. SHARE IMAGE: Download Image: Full Size (0.07 MB) Photo By: VIRIN: 483989-G-CED37-930.jpg Photo Gallery