Volunteer crews rescue the Taylor family from the roof of their suburban during Hurricane Katrina on Monday, August 28, 2005, in Bay St. Louis, Miss.
Ben Sklar / AP Photo
Residents wait to be rescued from the flood waters of Hurricane Katrina in New Orleans September 1, 2005.
David J. Philip, Reuters / Landov
A covered corpse lies in the street as evacuees remain stranded outside the Convention Center in New Orleans September 3, 2005, in the aftermath of Hurricane Katrina.
Shannon Stapleton, Reuters / Landov
A young boy is rescued from a school rooftop after he was trapped with dozens of others in high water after Hurricane Katrina August 30, 2005 in New Orleans, Louisiana.
Mario Tama / Getty Images
Rescuers use an old row boat to evacuate children and an elderly woman from their flooded homes in Gulfport, Miss., Aug. 29, 2005.
John Bazemore / AP Photo
Flood waters from Hurricane Katrina cover a portion of New Orleans, La., Tuesday, Aug. 30, 2005, a day after Katrina passed through the city.
Vincent Laforet, Pool / AP Photo
The Todd family huddles in the laundry room of their destroyed house August 30, 2005 in Meridian, Mississippi.
Marianne Todd / Getty Images
A woman walks through chest-deep water in New Orleans, Tuesday, Aug. 30, 2005.
Dave Martin / AP Photo
National Guardsmen stand watch at barricades outside the Superdome as Hurricane Katrina victims await evacuation from the flooded city of New Orleans, La.
Michael Appleton / NY Daily News Archive via Getty Images)
Residents seek higher ground on the roof of a home as flood waters from Hurricane Katrina cover streets Tuesday, Aug. 30, 2005 in New Orleans.
Vincent Laforet, Pool / AP Photo
A woman makes her way trough a hole in the roof of a flooded house in the Lower Ninth Ward.
Marko Georgiev / Getty Images
Daryl Thompson holds his daughter Dejanae, 3 months, as they wait with other displaced residents on a highway in the hopes of catching a ride out of town after Hurricane Katrina August 31, 2005 in New Orleans.
Mario Tama / Getty Images
A resident sits near a burning house fire in the 7th ward September 6, 2005 in New Orleans, Louisiana.
Mario Tama / Getty Images
Thousands of people displaced by Hurricane Katrina wait for buses to depart the Superdome in New Orleans, Louisiana September 2, 2005.
Robert Gailbraith, Reuters / Landov
Stranded victims of Hurricane Katrina wait outside the Superdome to be evacuated September 2, 2005 in New Orleans, Louisiana.
Mario Tama / Getty Images
A man injured in a fight is carried away from the Superdome, where crowds of refugees driven from their homes by Hurricane Katrina were gathered in hopes of being evacuated from the flooded-out city of New Orleans, La.
Michael Appleton / NY Daily News Archive via Getty Images
A National Guardsman assists people being evacuated by helicopter from downtown New Orleans to a makeshift triage center on the outskirts of the city in the wake of Hurricane Katrina.
Michael Appleton / NY Daily News Archive via Getty Images)
A house is seen with spray paint reading "Help! Dead Body Inside" September 7, 2005 in New Orleans, Louisiana.
Mario Tama / Getty Images
Rhonda Braden walks through the destruction in her childhood neighborhood in Long Beach, Miss., Aug. 31, 2005.
Rob Carr / AP Photo
A shaft of sunlight comes in through a hole in the damaged roof of the New Orleans Superdome, on September 2, 2005.
Jason Reed, Reuters / Landov
