Teslas with partially automated driving systems are a step closer to being recalled after the US elevated its investigation into a series of collisions
US auto safety regulators have launched another investigation of Tesla, this time tied to complaints that its cars can stop on roads for no apparent reason.
The driver of a Tesla involved in a fatal crash that California highway authorities said may have been on operating on Autopilot posted social media videos of himself riding in the vehicle without his hands on the wheel or foot on the pedal