Waymo, the self-driving taxi service owned by Google’s parent company, is recalling 1,212 vehicles operating in San Francisco, Phoenix and

"Waymo provides over 250,000 rides every week in some of the most challenging driving environments in the United States. Our track record of reducing injuries over tens of millions of fully autonomous miles driven shows that our technology is making roads safer," the company said.

The driverless ride-hailing service Waymo issued a recall for 1,212 vehicles after a series of minor crashes involving obstacles in the road.