AP Photo/David J. Phillip
Floodwaters from Hurricane Katrina cover a portion of New Orleans, La., Aug. 30, 2005, a day after Katrina passed through the city.
AP Photo/Dave Martin
A man carries a bucket of beer out of a grocery store in New Orleans, Aug. 30, 2005, as floodwaters continue to rise in the city after Hurricane Katrina made landfall.
AP Photo/Bill Haber
New Orleans residents walk through the floodwaters that besiege the Crescent City, Aug. 30, 2005.
AP Photo/Bill Haber
New Orleans firefighters attempt to extinguish a blaze at a downtown business, Aug. 30, 2005. Hurricane Katrina has virtually shut down the city of New Orleans, with much of the area flooded and the cities resources stretched thin.
AP Photo/David J. Phillip
Floodwaters from Hurricane Katrina flow over a levee along Inner Harbor Navigaional Canal near downtown New Orleans, Aug. 30, 2005.
AP Photo/Shreveport Times
Kenrin Robertson, right, of Violet, La., gets a dollar for his sixth birthday from Lynn Joslin of New Orleans in the gymnasium at Louisiana State University at Shreveport, La., Aug. 30, 2005. Robertson's family sang "Happy Birthday" to the youngster as they sat around him on an air mattress in the makeshift shelter for refugees of Hurricane Katrina.
AP Photo/Bill Haber
A New Orleans resident walks through floodwaters next to the University of New Orleans, Aug. 30, 2005.
AP Photo/Dave Martin
Looters make their way into and out of a grocery store in New Orleans, Aug. 30, 2005.
AP Photo/Dave Martin
The city of New Orleans is inundated with water, Aug. 30, 2005.
AP Photo/David J. Phillip
Residents wait atop a roof as floodwaters from Hurricane Katrina fill the streets of New Orleans, Aug. 30, 2005.
AP Photo/Bill Haber
New Orleans residents Sharon Parker, left, helps her niece Kristan Parker, center, and her sister (Kristan's mother)Wanda Parker use a small boat to negotiate floodwaters near their home after Hurricane Katrina made landfall, dumping torrential rain and bringing 140 mph winds with it.
AP Photo/Dave Martin
A woman walks through chest-deep water as she heads to a grocery store in New Orleans, Aug. 30, 2005.
AP Photo/St. Petersburg Times
Rescue workers take residents to a ramp on Interstate 10 after a tidal surge from Hurricane Katrina overwhelmed a levee, Aug. 29, 2005, in New Orleans.
AP Photo/St. Petersburg Times
Griffen Eleby stands near his Chrysler sedan in downtown New Orleans, Aug. 29, 2005. The car was crushed by falling bricks as Hurricane Katrina made landfall east of New Orleans.
AP Photo/St. Petersburg Times
An unidentified resident deals with the high waters from Hurricane Katrina as he awaits rescue, Aug. 29, 2005, in the 8th Ward of New Orleans.
AP Photo/Dave Martin
New Orleans residents walk through chest deep floodwater after Hurricane Katrina made landfall on the Louisiana coast, Aug. 29, 2005.
Chris Graythen/Getty Images
Canal Street is flooded a day after Hurricane Katrina blew through August 30, 2005 in New Orleans, Louisiana.
AP Photo/Dave Martin
Trees litter the streets in the uptown section of New Orleans as Hurricane Katrina pounds the Crescent City, Aug. 29, 2005.