World News Podcast - August 15th, 2011

In tonight's episode, a look at the extreme weather breaking records across the nation this summer and what scientists think might be causing it. Then, a report from the aftermath of this weekend's tragic stage collapse at the Indiana State Fair. A report from the Midwest where Obama kicks of a quick bus tour and new contender Rick Perry makes some quick jabs on the current commander-in-chief. In science news, suntanning as an addiction is explored and a heartwarming report about two twins who did the right thing.

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