In this Aug. 30, 2005, file photo, floodwaters from Hurricane Katrina cover a portion of New Orleans. In this Sept. 5, 2005, file photo, a military helicopter drops a sandbag as work continues to repair the 17th Street canal levee in New Orleans, in the aftermath of Hurricane Katrina. In this Oct. 26, 2005, file photo, members of the Louisiana Recovery Authority tour New Orleans' hurricane-ravaged Lower 9th Ward, as much of the 9th Ward was destroyed when the levee broke at the Industrial Canal during hurricanes Katrina and Rita.