Two people were arrested in San Fransico while riding around in a Waymo robotaxi after the cab pulled over and called the cops on them. The riders were juveniles in possession of a loaded AR-style ghost gun and were taken to a juvenile hall. While the police report did not specify who was operating the autonomous car, Waymo later confirmed it was one of its vehicles to the Los Angeles Times.

A spokesperson told the LA Times that a “violation of our terms of service involving a firearm” was detected. At which point the car pulled over and alerted the authorities.

Earlier this year, a Waymo faked having mechanical problems to pull over when …

Read the full story at The Verge.