U.S. President Barack Obama speaks at a naturalization ceremony for service members at the War Memorial of Korea in Seoul, South Korea

President Obama participates in a naturalization ceremony for service members and a wreath laying at the National War Memorial to honor fallen soldiers. Walter Haith, U.S. Citizenship & Immigration Service Field Office Director, introduces Robert Daum, U.S. Citizenship & Immigration Service Deputy District Director for Asia-Pacific, to administer the oath of allegiance to 20 individuals.