SWORN OATH U.S. sailors take the oath of allegiance during a naturalization ceremony aboard the USS Essex in Subic Bay, Philippines, Oct. 31, 2011. Essex is part of the Essex Amphibious Ready Group and is conducting operations in the western Pacific region. SHARE IMAGE: Download Image: Full Size (0.06 MB) Photo By: VIRIN: 390038-C-PNP57-169.jpg Photo Gallery