MarketWatch First Take: Elon Musk predicts profit at Tesla in 2018, and much more

Tesla Inc. on Wednesday reported the biggest quarterly loss in its history, more than half a billion dollars, wrapping up a year in which the company lost more than $1.4 billion while failing to meet many of Chief Executive Elon Musk's projections for 2017. In response, Musk made even grander predictions for 2018.