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Photo by: Erik Schelzig

** FILE ** In this June 12, 2013, file photo, workers assemble Volkswagen Passat sedans at the German automaker's plant in Chattanooga, Tenn. Workers at Volkswagen's only U.S. factory will decide in February 2014 whether to be represented by the United Auto Workers union. (AP Photo/ Erik Schelzig, file)

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