Oslo police have reported an explosion at Økern in Oslo and are currently working to assess the situation. Details surrounding the incident remain scarce at this time, with authorities focused on determining the cause and extent of the damage. The Oslo police are actively investigating and gathering information. No information regarding injuries or casualties has been released. Further updates will be provided as the situation develops and more facts become available from the Oslo police investigation at Økern. Residents in the vicinity are advised to remain vigilant and follow any instructions issued by local authorities in Oslo.