During the afternoon, the police conducted a crime scene investigation in the theater after the fire. It shows that it was a lightning strike at 23.37 that started the fire. Thus, the police also shut down the preliminary investigation into the arson, says the police on its site.
The lightning caused the theater fire
2019-08-29T13:29:21.012Z
The fire in the Östgötateatern in Norrköping was caused by a lightning strike last night. It shows the police crime scene investigation.
Source: svt