CNN — The levees held. Chris Granger/The Times-Picayune/The New Orleans Advocate/AP A rain shower soaks evacuees in LaPlace, Louisiana, on August 30. Luke Sharrett/Bloomberg/Getty Images People walk through the French Quarter in New Orleans on August 29. Brandon Bell/Getty Images A man walks along the Mississippi River near the French Quarter in New Orleans early on August 29. Max Becherer/The …