FILE - This March 13, 2012 file photo shows University of Illinois freshmen Jill Marik, left, and Jeremy Vivit enjoying the unseasonably warn weather while studying on the Quad on campus in Urbana, Ill. The Midwestern Regional Climate Center and Illinois Water Survey in Champaign on Tuesday, April 3, 2012, said that Illinois, Indiana, Iowa, Kentucky, Michigan, Minnesota, Missouri, Ohio and Wisconsin all had record warmth for March. (AP Photo/The News-Gazette/Robert K. O&#x27;Daniell) MANDATORY CREDIT
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