Tesla's robotaxis have hit the road in the US for the very first time - but it's the price of a ride in one that's gone viral. Elon Musk's vision of a fleet of his vehicles automatically getting people from point A to point B has taken a step closer with a small scale test in Austin,

U.S. traffic safety regulators have launched an inquiry into Elon Musk's self-driving "robotaxi" trials in Texas following viral videos showing Teslas braking abruptly, veering down the wrong side of the road,