NEW : Muslims leaders decry attempted plot . Officials say the suspect wanted those attending `` to leave either dead or injured '' Mohamud , Christmas , is a naturalized U.S. citizen from U.S. . Authorities : Mohamed Osman Mohamud discussed possibly traveling to prepare for violent jihad .
NEW : Islamic leaders decry attempted plot . Officials say the suspect wanted those attending `` to leave either dead or injured '' Mohamed Osman Mohamud , 19 , is a naturalized U.S. citizen from Somalia . Authorities : Mohamud discussed possibly traveling to prepare for violent jihad .