Waves on Lake Pontchartrain, in south-eastern LouisianaPeople walk through the French Quarter in New Orleans on SundayA news crew films as the storm surge pushes water from Lake PontchartrainA building’s roof is blown off in the French Quarter of New OrleansFirefighters clear trees from the road in Bourg, southern LouisianaResidents make preparations for the storm in New Orleans on SaturdayA woman comforts her grandson as the storm nears New Orleans