General Motors CEO Mary Barra is 10 years into her tenure and deep into her quest to turn GM into an electric-car powerhouse. WSJ’s Mike Colias profiles the CEO and discusses the challenges she’s faced in getting her big vision for GM’s future on track.  Further Listening: - GM's All-Electric Bet  - The Future of Self-Driving Cars Is Here  Further Reading: - Mary Barra Spent a Decade Transforming GM. It Hasn’t Been Enough.  Learn more about your ad choices. Visit megaphone.fm/adchoices