https://www.reuters.com/article/us-tesla-results/tesla-may-post-profit-with-model-3-surge-but-is-it-repeatable-idUSKCN1MY1EW

When Tesla Inc posts third-quarter results on Wednesday, Chief Executive Elon Musk may show off a long-promised quarterly profit, as production of his Model 3 electric sedan takes off. But the real question is whether any such gains will be sustainable.