The fire broke out because of welding work going on at the site, and was brought under control immediately.
No one was injured.
"A medium-sized fire broke out earlier this morning, on the #Expo2020 site in construction debris. The fire was brought under control quickly by emergency services. it is now out, and nobody was harmed," an Expo spokesperson said.
- Expo 2020 Dubai (@expo2020dubai) May 11, 2020