As visiting journalists from around the world roam the halls of PyeongChang Main Press Centre, they have to watch out for a vacuum with a mind of its own.
Media, who are busy interviewing athletes, have had to avoid the robots — which are the size of washing machines on wheels.
In this April 10, 2017, photo, an LG Electronics’s cleaning robot moves to clean the floor at the Incheon International Airport in Incheon, South Korea.
AP Photo/Ahn Young-joon