To Beat Tesla, Volkswagen Bets on Making Its Own EV Batteries
VW’s foray into battery production shows the difficulties incumbent auto makers face as they try to make money in electric vehicles.SALZGITTER, Germany—Many of the world’s traditional auto makers are racing to develop their own batteries for electric cars, embracing a strategy that helped turn $Tesla Motors$ into the market’s biggest player.$Volkswagen AG$’s yearslong effort shows the challenges.Analysts forecast that the German giant, already one of the world’s two largest auto makers by sales,