Volkswagen, the German car giant with roots in the Nazi era, is now in talks to shift one of its factories away from making cars and toward producing parts for Israel's Iron Dome air defense system. The news has sparked strong reactions, with some headlines calling it a return to arms manufacturing and linking it straight back to the company's dark past during World War II. But the real story is more about hard economic choices than any grand military revival. The plan centers on VW's Osnabrück plant in Germany. VW has made clear that regular production at this facility...