Russia and Ukraine Exchange Dozens of Prisoners, Aiming to Defuse Tensions https://www.nytimes.com/2019/09/07/world/europe/russia-ukraine-prisoner-swap.html?emc=rss&partner=rss #InternationalRelations #Zelensky,Volodymyr #Crimea(Ukraine) #Putin,VladimirV #Sentsov,Oleg #Ukraine #Russia