<p>President Barack Obama pauses as he speaks at the University of North Carolina at Chapel Hill on April 24.</p>
May 27, 2012
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May 27, 2012 9 p.m.
Warning signs for Obama on path to electoral votes
President Barack Obama faces new warning signs in a once-promising Southern state and typically Democratic-voting Midwestern states roughly five months before the election even as he benefits nationally from encouraging economic news.