WASHINGTON — A DC resident helped a delivery robot that got stuck on a tree's roots while traveling down the rocky sidewalk of one Northwest DC neighborhood on Saturday. Nolan Gray captured the ...

If successful in their U.S. trial, the robots could drive down the cost of deliveries, the company said in a press release, though possibly at the cost of jobs for human delivery runners.

ARLINGTON COUNTY, Va. - Robots are taking over, but not in the way you might think. Kiwibot, the robot food-delivery service, is making its way to the DMV.