This Feb. 9, 2019, file photo shows a sign bearing the company logo outside a Tesla store in Cherry Creek Mall in Denver. Federal safety regulators have sent a team to investigate the fatal crash of a Tesla electric car near Houston in which local authorities say no one was behind the wheel.T he National Highway Traffic Safety Administration said Monday, April 19, 2021, it has sent a Special Crash Investigation team to Spring, Texas, to look into the fiery Saturday night, April 17 crash that killed two men. (AP Photo/David Zalubowski, File)