15:51•Updated 16:10
A stabbing took place on Wednesday at the Runby school in the Upplands Väsby municipality in Sweden, the country’s public radio reports SVT.
According to the media, one person who is part of the school staff was seriously injured in the stabbing. He has been taken to the hospital by ambulance helicopter.
According to the police, the perpetrator has fled the scene. So far, there is no information about the attacker’s identity or motive.
A large police operation is underway around the school.
The news is updated.