A Waymo customer said his self-driving taxi drove him around in eight circles, almost making him late for his flight. A video shows Waymo’s customer service wasn’t able to do much to stop the vehicle, raising concerns about self-driving safety. If you’ve ever worried about a robotaxi going rogue, one Waymo customer has lived your worst nightmare.

A Los Angeles tech entrepreneur, Mike Johns, found himself trapped in a self-driving taxi from Waymo as it circled a parking lot in Phoenix, Arizona, on December 9. Johns was on his way to Sky Harbor International Airport when the autonomous vehicle began driving in loops,

Mike Johns, a Los Angeles-based tech entrepreneur, was driven in circles in a parking lot while a Waymo representative tried to assist him over the phone