Enlarge / Tesla is laying off around 500 staff who have worked on its Supercharger network, plus its new vehicle development team and its public policy team. (credit: Sean Gallup/Getty Images) There's more chaos at Tesla this week. The Information reports that last night, the company's erratic CEO Elon Musk emailed workers with news that he has dismissed a key pair of executives—one responsible for the Supercharger network and the other head of new vehicle development. The electric car maker posted its quarterly results last week, and they paint a poor picture, with shrinking sales and plummeting profit margins.