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Twitter / Reuters: Obama escalates sanctions against

Obama escalates sanctions against Russia but denies the situation is leading to new Cold War: http://reut.rs/1nTwSse

Obama says strains over Ukraine not leading to new Cold War with Russia | Reuters

President Barack Obama escalated U.S. economic sanctions against Russia on Tuesday for its aggression against Ukraine but dismissed suggestions the growing chill in U.S.-Russian relations marked the start of a new Cold War.