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Associated Press
Columbia University janitor Gac Filipaj, second from left, smiles while listening to a speech during the Columbia University School of General Studies graduation ceremony, Sunday, May 13, 2012, in New York. Filipaj, an ethnic Albanian who left his native Montenegro 20 years ago to escape war, is graduating with honors after 12 years of balancing studies and his full-time job. (AP Photo/Jason DeCrow)

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