Photo by: Susan Walsh FILE - In this Feb. 27, 2014, file photo, Vice President Biden speaks at the Association of State Democratic Chairs Meeting in Washington. The White House says Biden will travel on Monday, March 17, to Poland and Lithuania amid tensions in nearby Ukraine. The trip is part of a U.S. effort to pressure Russia over a military intervention in Crimea that has the entire region on edge. (AP Photo/Susan Walsh, File)
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