Elon Musk, CEO of Tesla Motors Inc., left, discusses the company’s new Gigafactory Tuesday, July 26, 2016, in Sparks, Nev. (Rich Pedroncelli/AP)

Elon Musk, CEO of Tesla Motors Inc., left, discusses the company’s new Gigafactory Tuesday, July 26, 2016, in Sparks, Nev. (Rich Pedroncelli/AP)