The United Auto Workers union said Friday it was creating a chapter at the only factory within auto giant Daimler’s global manufacturing system where workers lack union representation. The local chapter aims to represent the 3,400 US employees at a Mercedes-Benz plant outside of Tuscaloosa, Alabama, in the southern United States, and is being formed with help from German trade union IG Metal.“This is the formation of a local union that will become the bargaining agent for workers at this facility,” said Gary Casteel, UAW secretary treasurer and vice chairman of the Daimler workers committee. “This isn’t a petition for...