Mary Barra has an ambitious plan: to double General Motor’s revenue to $280 billion by the end of the decade and turn the legacy automaker into more of a tech company. To pull this off, she's going all in on electric drive and autonomous cars. At the ten year mark of her career as CEO, Emily Chang sits down with Barra to discuss her journey to the c-suite, her big plans for the future and what it'll take to turn them into a reality.