<p>President Barack Obama holds a soft serve ice cream cone and shakes hands during his visit to DeWitt Dairy Treats, Tuesday, Aug. 16, 2011, in DeWitt, Iowa, during his three-day economic bus tour. (AP Photo/Carolyn Kaster)</p>
August 17, 2011
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August 17, 2011 9 p.m.
Obama takes bully pulpit on road
DAVENPORT, Iowa (AP) - It's the biggest bullhorn in the political world.