BERLIN, GERMANY - SEPTEMBER 27: A Deutsche Bahn employee blows a whistle to signal that a train is ready for departure at Hauptbahnhof main railway station on September 27, 2012 in Berlin, Germany. Deutsche Bahn announced recently it will increase ticket prices by an average of 2.8 percent starting in December. Deutsche Bahn operates a variety of rail systems in and around Berlin, including the high-speed ICE trains that connect the German capital to other cities across Germany, regional commuter trains in Berlin and the state of Brandenburg and the Berlin S-Bahn commuter train system. (Photo by Sean Gallup/Getty Images)
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