Onlookers in Memphis on Sunday, as the waters of the Mississippi continued to rise. Mark Humphrey/AP hide caption

itoggle caption Mark Humphrey/AP

Homeowner Marilyn Latham stood in the wreckage of her devastated home in the Alberta City community of Tuscaloosa, Ala., on Saturday (May 7, 2011). Dave Martin/AP hide caption

itoggle caption Dave Martin/AP