`` I 'm overwhelmed . I 'm extremely happy to be vindicated , '' he says . New information has come to light , U.S. attorney says . Source says investigators are looking at someone trying to frame him . Comment:
`` I 'm overwhelmed . I 'm extremely happy to be vindicated , '' he says . New information has come to light , U.S. attorney says . Source says investigators are looking at someone trying to frame him . Curtis had been accused of mailing the poison to Obama , a U.S. senator and a judge .