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Tesla posts surprisingly large 1Q loss as sales slump 31%

Tesla has lost nearly $6 billion since setting out to revolutionize the auto industry 15 years ago, but CEO Elon Musk foresees a profitable future fueled in part by a ride-hailing service made up of electric cars driven by robots.

Microsoft's cloud growth pleases Wall Street

Microsoft's ongoing push to get automakers, retailers and other businesses onto its cloud computing platform helped power the company's third-quarter earnings ahead of Wall Street expectations Wednesday.