Election runner-up Andres Manuel Lopez Obrador waves to supporters as he arrives to a rally at the Zocalo main square in Mexico City September 9, 2012. Lopez Obrador called his supporters for a pacific civil disobedience and announced that will hold a referendum among his supporters to know if his movement remains a civil association or becomes a new party, local media reported. REUTERS/Tomas Bravo (MEXICO - Tags: POLITICS ELECTIONS)
REUTERS
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