Photos: New Orleans marks 10th anniversary of Hurricane Katrina
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NEW ORLEANS, LA - AUGUST 29: The sun breaks through the clouds over a cemetery as the region remembers Hurricane Katrina on the 10th anniversary of it making landfall on August 29, 2015 in New Orleans, Louisiana. Hurricane Katrina, killed at least 1836 and is considered the costliest natural disaster in U.S. history. (Photo by Joe Raedle/Getty Images)