BECOMING CITIZENS Troops recite the oath of allegiance during a naturalization ceremony on an aircraft elevator on board the USS Midway Museum in San Diego, Nov. 6, 2012. The U.S. Citizenship and Immigration Services sponsored the ceremony during which 41 service members from 19 countries became U.S. citizens. SHARE: Download: Full Size (0.07 MB) Credit: VIRIN: 771264-H-DMF01-356.jpg Photo Gallery