Ivan exposes flaws in N.O.'s disaster plans 05:09 PM CDT on Sunday, September 19, 2004 By KEVIN McGILL Associated Press Those who had the money to flee Hurricane Ivan ran into hours-long traffic jams. Those too poor to leave the city had to find their own shelter - a policy that was eventually reversed, but only a few hours before the deadly storm struck land. New Orleans dodged the knockout punch many feared from the hurricane, but the storm exposed what some say are significant flaws in the Big Easy's civil disaster plans. Much of New Orleans is below sea...