Andres Manuel Lopez Obrador’s reforms would be the most ambitious in Mexico in decades. (Luis Acosta AFP/Getty Images)
Democratic Revolution Party (PRD) presidential candidate Andres Manuel Lopez Obrador speaks during a rally Friday, June 23, 2006, in Colima City, Mexico. (Guillermo Arias / AP)
Democratic Revolution Party (PRD) presidential candidate Andres Manuel Lopez Obrador greet supporters at the end of a rally Friday, June 23, 2006, in Colima City, Mexico. (Guillermo Arias / AP)