Robots Race Humans in Marathon

In China, robots and people ran in a big race. It was the first time robots ran in a half-marathon. The race was 21 kilometers long. More than 20 robots joined the race. They ran next to 12,000 people.

The fastest robot finished in 2 hours and 40 minutes. It was called Tiangong Ultra. But the fastest person finished in just 1 hour and 2 minutes. The robots were slow and needed help. Some had people walk with them. The robots also had to change their batteries during the race.