Floodwaters from Hurricane Katrina cover a portion of New Orleans, La., Tuesday, Aug. 30, 2005, a day after Katrina passed through the city. (AP Photo/David J. Phillip) Email Photo Print Photo
This photo provided by the U.S. Coast Guard shows flooded roadways as the Coast Guard conducted initial Hurricane Katrina damage assessment overflights of New Orleans, Monday Aug. 29, 2005. (AP Photo/U.S. Coast Guard, Petty Officer 2nd Class Kyle Niemi)
Members of the MO/TN Incident Response Teams Urban Search and Rescue teams and local officials help evacuate people trapped in their flooded homes by Hurricane Katrina, in New Orleans, Louisiana, August 30, 2005. Floodwaters engulfed much of New Orleans on Tuesday as officials feared a steep death toll and planned to evacuate thousands remaining in shelters after the historic city's defenses were breached by Hurricane Katrina. (Vincent Laforet/Pool/Reuters)