NEW ORLEANS, LA - AUGUST 24: Homes are mixed with vacant lots in the Lower Ninth Ward on August 24, 2015 in New Orleans, Louisiana. The area was one of the most heavily devastated areas of the city following a levee breach along the Industrial Canal during the aftermath of Hurricane Katrina. The tenth anniversary of Hurricane Katrina, which killed at least 1836 and is considered the costliest natural disaster in U.S. history, is August 29. (Photo by Mario Tama/Getty Images)