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Competitors start off in the International Marathon of Havana, Marabana 2017, in Havana, Cuba, on Nov. 19, 2017. More than 5,000 runners participated in this year's Marabana. (Xinhua/Joaquin Hernandez)
Competitors start off in the International Marathon of Havana, Marabana 2017, in Havana, Cuba, on Nov. 19, 2017. More than 5,000 runners participated in this year's Marabana. (Xinhua/Joaquin Hernandez)