Program Note: Four years after Katrina, what is New Orleans like now? Some residents continue to face challenges as the Big Easy keeps trying to rebuild. Take a look at In Depth: After the Storm. And to learn about ways you can make a difference, visit Impact Your World.
Anderson Cooper goes beyond the headlines to tell stories from many points of view, so you can make up your own mind about the news. Tune in weeknights at 8 and 10 ET on CNN.
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