The robot's suspected 16-year-old owner and a 19-year-old companion were said to have filmed the alleged assault

German authorities have opened an investigation into possible sexual harassment involving a robot.

Authorities in Cologne are investigating an incident where a robot allegedly groped a teenage girl and was found in the trunk of a car. The robot’s owner and another young man reportedly filmed the incident online.

Police have launched an investigation on suspicion of sexual harassment after the robot's owner, 16, and his companion are said to have streamed the incident.

German authorities have opened an investigation into possible sexual harassment involving a robot.