Something has exploded in the stairwell of an apartment building in the Stockholm suburb of Hagsätra.
– We are there to create a picture of what has happened, says police spokesperson Mats Eriksson.
At 1:13 p.m., the police received several calls about a loud bang in Hagsätra in southern Stockholm.
Initially, it was unclear what had happened, but it was soon established that something had exploded in a stairwell.
The police are checking the address and a helicopter is circling the area. No one should have been physically harmed.
A preliminary investigation into public dangerous devastation has been launched, but no one has yet been arrested.
All residents have been evacuated from the building.