Volunteers use a tarp to cover the roof of the home of Edith Raynes, 86, in Harrisburg, Ill., Wednesday, Feb. 29, 2012. The tornado that blasted Harrisburg in southern Illinois, killing six, was an EF4, the second-highest rating given to twisters based on damage. Scientists said it was 200 yards wide with winds up to 170 mph. (AP Photo/Stephen Lance Dennee)
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