photos

Driverless Vehicle

This undated image provided by The Kroger Co. shows an autonomous vehicle called the R1. Nuro and grocery chain Kroger are teaming up to bring unmanned delivery service to customers. The companies said that Nuro's unmanned vehicle, the R1, will be added to a fleet of autonomous Prius vehicles that have run self-driving grocery delivery service in Scottsdale, Ariz., with vehicle operators since August.

Andrew Brown/The Kroger Co. via AP