An accident in Katajanokka, Helsinki is causing disruption to tram traffic. The incident is forcing trams to divert from their usual routes. Authorities estimate the disruption will last until approximately 2 PM local time. Passengers are advised to check for updates and expect delays. The specific details of the accident haven't been released, but it’s significantly impacting public transportation in the area. Commuters in Helsinki should plan alternative routes or allow extra time for their journeys. Further information will be provided as it becomes available.