Virginia authorities have determined that a Tesla was on Autopilot and was speeding in the moments leading to a crash with a crossing tractor-trailer last July.
Federal regulators pressed the automaker to make updates to ensure drivers are paying attention to the road while using Autopilot, a system that can steer, accelerate and brake on its own.
General Motors' Cruise autonomous vehicle unit promises to restore trust with regulators and the public after the company pulled all of its vehicles from roads.