Supporters of mexican presidential candidate of the leftist coalition Progressive Movement of Mexico, Andres Manuel Lopez Obrador, cheer with flags during a massive event of his electoral campaign, in Tlajomulco, state of Jalisco, on March 31, 2012. Mexico will hold presidential elections next July 1, 2012.   AFP PHOTO/Hector Guerrero Photo: HECTOR GUERRERO, Getty Images / 2012 AFP
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