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Colombia elections

A man casts his vote at a polling station in Medelllin, Antioquia department, Colombia on May 30, 2010. Colombians cast their ballots Sunday in closely contested elections for a successor to outgoing President Alvaro Uribe. Nine candidates are running for the top office, with former defense minister Juan Manuel Santos and former Bogota mayor Antanas Mockus leading the group, currently neck-and-neck in opinion polls.RAUL ARBOLEDA, AFP/GETTY IMAGES