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DETROIT — Tesla CEO Elon Musk has tweeted his way into trouble with another federal agency, this time the National Labor Relations Board.

A growing chorus of Wall Street professionals is predicting that electric and autonomous vehicles sales will propel Tesla Inc. and Apple Inc. to $3 trillion each in market value by 2030.

DETROIT — The U.S. government’s highway safety agency is sending a team to Detroit to investigate a crash involving a Tesla that drove beneath a semitrailer.

Tesla Inc. said Jerome Guillen, who’s been president of automotive since September 2018, transitioned last week to president of Tesla heavy trucking.

Tesla Inc. shares fell a day after firefighters responded to an incident at the company’s factory in Fremont, Calif., containing a blaze in an area of the property under construction.

The move marks Tesla Inc.’s first major foray into the epicenter of the U.S. energy economy.

A teardown of Volkswagen AG’s first dedicated electric vehicle found it measures up favorably with Tesla Inc. models in several key aspects, sending the German carmaker’s shares to levels last seen before its diesel emissions scandal.

Shares in Tesla Inc. gained in U.S. premarket trading, indicating that investors are buying the dip following a four-day drop that erased the electric carmaker’s year-to-date gains.

Tesla Inc. shares wiped out their year-to-date gains Feb. 23 and briefly traded below the level where they were when the electric carmaker entered the S&P 500 Index in December.

Bitcoin surged to an all-time high after Tesla Inc. said it has invested $1.5 billion, the biggest endorsement of the controversial cryptocurrency by a mainstream company.