Boatswain's Mate Seaman Charles McCollum sets up a chain fall. U.S. Navy Boatswain's Mate Seaman Charles McCollum sets up a chain fall to lift a fan casing aboard the aircraft carrier USS Theodore Roosevelt (CVN 71) underway in the Gulf of Oman on Jan. 15, 2009. The ship and Carrier Air Wing 8 are conducting operations in the U.S. 5th Fleet area of responsibility. SHARE: Download: Full Size (0.06 MB) Credit: VIRIN: 053544-D-ZWA74-014.jpg Photo Gallery