Riot police officers guarding the perimeter of the congress adjust their helmets in preparation for the arrival of a protest march in Mexico City September 12, 2013. Thousands of demonstrators staged ... more 
Riot police officers guarding the perimeter of the congress adjust their helmets in preparation for the arrival of a protest march in Mexico City September 12, 2013. Thousands of demonstrators staged a march to protest against Mexican President Enrique Pena Nieto's education, fiscal and energy reforms, local media reported. REUTERS/Tomas Bravo (MEXICO - Tags: POLITICS CIVIL UNREST EDUCATION BUSINESS) less 
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Reuters | Photo By TOMAS BRAVO / REUTERS
Thu, Sep 12, 2013 5:16 PM EDT