No one was injured and the damage to the house is limited. The residents did not have to leave the house and no one has been arrested.
We are gathering information about those living in the house to see who this may have been aimed at; we don't know that yet, says Österling.
It is unclear what exploded.
The casing of what exploded has been disposed of, says Österling.
The police were alerted to the incident at 3:25 a.m. The incident is being investigated as aggravated vandalism and a violation of the Flammable and Explosive Goods Act.
