Tue Nov 10, 12:58 PM ET

Members of the U.S. army Europe Band, based in Heidelberg, Germany perform at the Glienicker Bridge between Potsdam and Berlin, whiche became famous during the cold war as the place where former Soviet Union and the United States exchanged their secret agents November 10, 2009. The German capital continues celebrations to mark the 20th anniversary of the fall of the Berlin Wall. REUTERS/Fabrizio Bensch (GERMANY ANNIVERSARY SOCIETY)

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