The United Auto Workers union confirmed Friday that it’s in talks with Volkswagen about representing workers a factory in Chattanooga, Tenn. The union said its representatives met with VW officials last week in Wolfsburg, Germany, to discuss a German-style “works council” at the plant as well as full UAW representation. A works council would give workers a say in plant operations. … The prospect of UAW representation in Chattanooga concerns Southern Republicans, who fear a UAW foothold in the region will allow it to recruit workers at other auto plants. … Tennessee Gov. Bill Haslam and U.S. Sen. Bob Corker,...