A Tesla Model S crashed into a fire engine on Interstate 405 in Culver City, Calif., in 2018. A government report said the driver of the Tesla was using the car’s Autopilot system.Credit…KCBS-TV, via Associated PressThe federal government’s top auto-safety agency has opened a formal investigation of Tesla’s Autopilot driver-assistance system because of growing concerns that it can fail to see parked emergency vehicles.The National Highway Traffic Safety Administration said it was aware of 11 crashes since 2018 in which Tesla vehicles operating under Autopilot control had hit fire trucks, police cars and other vehicles with flashing lights …
