Overview
- The discharge from a shotgun struck the ceiling on the shopping centre’s second floor.
- The centre was evacuated and later reopened after inspections found no victims.
- Oslo police say the 19-year-old called them ahead of the incident to state he was armed at the location.
- Authorities currently assess that no additional suspects were involved.
- Investigators are reviewing surveillance footage, and VG reports the suspect also carried a backpack, ammunition, a knife and a baseball bat.