A rescuer waits for a boat to help rescue people from their flooded homes after Hurricane Isaac made landfall and flooded homes with 10 feet of water in Braithwaite, La., Wednesday, Aug. 29, 2012. In Plaquemines Parish, a sparsely populated area south of the city that is outside the federal levee system, dozens of people were stranded in flooded coastal areas. (AP Photo/Gerald Herbert)
Gallery: More photos from Hurricane Isaac
Aug. 30, 2012 @ 11:37 AM
Hurricane Isaac poured unrelenting rain Thursday, flooding areas north and south of New Orleans even as the city's fortified defenses held and forcing officials to launch speedy evacuation and rescue efforts in the face of fast-rising waters.