Colombia's President Juan Manuel Santos, front, and U.S. Vice President Joe Biden arrive to give a joint news conference at the presidential palace in Bogota, Colombia, Wednesday, June 18, 2014. Biden met with Santos just three days after the Colombian president won re-election in what was widely seen as an endorsement of talks to end the Western Hemisphere's last sizable armed conflict. (AP Photo/Javier Galeano)
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