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Chicago River green for St. Patrick's Day photos

David Westerby of Kenosa, Wis. left, yells during the St. Patrick's Day parade in Chicago, Saturday, March, 16, 2013.   With the holiday itself falling on a Sunday, many celebrations were scheduled instead for Saturday because of religious observances. (AP Photo/Paul Beaty) <span class=meta>(AP Photo/ PAUL BEATY)</span>
March 16, 2013 8:23:46 PM PDT