Just weeks before Elon Musk held his fractious conference call with Wall Street analysts, he hung up on Washington’s top transportation accident investigator. Robert Sumwalt, the chairman of the National Transportation Safety Board, called the feisty builder of new-age cars and rockets on April 11 to tell him that blog posts by Tesla Inc. casting blame on the driver of a Model X for a fatal crash had gone too far. The NTSB had earlier warned Tesla not to make statements about the accident while it was being investigated by the board.
Read Article