BALTIMORE, MD - OCTOBER 31:  13 year old Erza Retta Dessie (C) from Ethiopia wears a Captain America costume as he and 49 other children are sworn in as United States citizens during a Halloween themed naturalization ceremony at the United States Citizenship and Immigration Services, October 31, 2014 in Baltimore, Maryland.  Children from 21 countries were encourage to wear their Halloween costumes for the ceremony.  (Photo by Mark Wilson/Getty Images)
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