Chicago Mayor Rahm Emanuel (R) addresses the audience as Mexico City Mayor Miguel Angel Mancera listens during a dialogue as part of the Global Cities Initiative conference in Mexico City November 14,... more 
Chicago Mayor Rahm Emanuel (R) addresses the audience as Mexico City Mayor Miguel Angel Mancera listens during a dialogue as part of the Global Cities Initiative conference in Mexico City November 14, 2013. REUTERS/Tomas Bravo (MEXICO - Tags: POLITICS) less 
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Reuters | Photo By TOMAS BRAVO / REUTERS
Thu, Nov 14, 2013 3:17 PM EST