The driver told local media he turned on his dashcam after seeing the Tesla driver leave the scene of another collision. Clean up for a crash on a northern California freeway turned deadly Saturday after a Tesla plowed into a fire truck that was shielding first responders who were working another accident. The driver of the Tesla Model S was killed when the car hit the truck that was parked on Interstate 680 around 4 a.m., according to the Contra Costa County Fire Protection District. A passenger was also critically injured. Assistant Chief Tracie Dutter said four firefighters who were in the ladder truck were treated for minor injuries.