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Handout picture released by the Venezuelan Presidency press office showing the President of the US, Barack Obama (L), and his Venezuelan counterpart Hugo Chavez (R) chating before the opening of the 5th Summit of the Americas in Port of Spain, on April 17, 2009. Despite efforts by Obama and summit organizers to keep the three-day gathering on the topics of energy, the environment and public safety, Cuba has emerged as the headline issue for being the only nation excluded. AFP PHOTO / PRESIDENCIA — RESTRICTED TO EDITORIAL USE (Photo credit should read HO/AFP/Getty Images)