Hurricane News New Orleans Braces For Isaac August 28, 2012 / 12:08 PM EDT / CBS News (Photo by Chris Graythen/Getty Images) New Orleans, US Gulf Coast Prepare For Approaching Isaac (Photo by Chris Graythen/Getty Images) New Orleans, US Gulf Coast Prepare For Approaching Isaac (Photo by Chris Graythen/Getty Images) New Orleans, US Gulf Coast Prepare For Approaching Isaac (Photo by Chris Graythen/Getty Images) New Orleans, US Gulf Coast Prepare For Approaching Isaac (Photo by Chris Graythen/Getty Images) New Orleans, US Gulf Coast Prepare For Approaching Isaac (Photo by Chris Graythen/Getty Images) New Orleans, US Gulf Coast Prepare For Approaching Isaac (Photo by Chris Graythen/Getty Images) New Orleans, US Gulf Coast Prepare For Approaching Isaac (Photo by Chris Graythen/Getty Images) New Orleans, US Gulf Coast Prepare For Approaching Isaac (Photo by Chris Graythen/Getty Images) US Gulf Coast Prepares For Hurricane Isaac (Photo by Chris Graythen/Getty Images) US Gulf Coast Prepares For Hurricane Isaac (Photo by Chris Graythen/Getty Images)
