Nagin Picked As Superdelegate Hasn't said if he will support Obama or Clinton Saturday, May 3, 2008 New Orleans Mayor Ray Nagin has been elected a superdelegate to the Democratic Party's presidential nominating convention. The state party's central committee picked Nagin over four other candidates, including Lieutenant Governor Mitch Landrieu, who unsuccessfully challenged Nagin for mayor in 2006. Nagin won 83 votes in voting Saturday, Jerry McKernan of Baton Rouge had 50 and Landrieu had 28. Nagin is one of 11 Louisiana superdelegates who will go to the convention and do not need to pledge their support to a candidate...