https://www.theguardian.com/technology/2018/may/29/tesla-crash-autopilot-california-police-car

If confirmed, it would be the third time a Tesla in autopilot has crashed into a stationary emergency vehicle this year

A Tesla car operating in “autopilot” mode crashed into a stationary police car in Laguna Beach, California, leaving the driver injured and the patrol vehicle “totalled”, according to an official.