ENLISTMENT OATH U.S. Defense Secretary Robert M. Gates administers the oath of enlistment to 13 sailors during an all-hands call aboard the aircraft carrier USS Abraham Lincoln in the Arabian Sea, Dec. 6, 2010. The Abraham Lincoln Carrier Strike Group is supporting maritime security operations and theater security cooperation efforts to establish conditions for regional stability. SHARE: Download: Full Size (0.08 MB) Credit: VIRIN: 500011-W-UEW12-396.jpg Photo Gallery