[New York, December 4. Image via Getty]

NEW YORK - DECEMBER 04: Maria Anne Pilgrim, originally from Canada, cries as she takes the Oath of Allegiance from Department of Homeland Security Secretary Janet Napolitano to become an American citizen December 4, 2009 at Ellis Island in New York. Pilgrim served in the US Army as both enlisted and an officer as an occupational therapist, serving part of her time at Walter Reed Medical Center. Napolitano presided over the naturalization of 110 new citizens during a visit to New York. (Photo by Chris Hondros/Getty Images)