NEW ORLEANS, LA - AUGUST 27: A man walks past the Trinity United Missionary Baptist Church in the Upper Ninth Ward on August 27, 2015 in New Orleans, Louisiana. President Obama spoke to a crowd in the Lower Ninth Ward today which was devastated by Hurricane Katrina's flooding. Parts of the Upper Ninth Ward also flooded. The 10th anniversary of the storm is August 29.  (Photo by Mario Tama/Getty Images)