Conductor Barenboim is seen on video screens as he conducts the State Orchestra performing in front of the Brandenburg Gate in Berlin

Conductor Daniel Barenboim is seen on video screens as he conducts the State Orchestra performing in front of the Brandenburg Gate in Berlin, November 9, 2014. Germany on Sunday marks the 25th anniversary of the fall of the Berlin Wall. REUTERS/Fabrizio Bensch (GERMANY – Tags: POLITICS ANNIVERSARY SOCIETY)