Police in Oulu, Finland are requesting public assistance regarding a stabbing incident that occurred Friday evening in the Kaukovainio district. A man riding a bicycle attacked another man, stabbing him in the back with a bladed weapon. The victim, who has a foreign background, was walking at the time of the assault. Authorities have established a tip line for anyone with information related to the event. The injured man has been transported to a hospital for treatment; his condition is currently unknown. The investigation is ongoing, and police are seeking witnesses or anyone who may have observed suspicious activity in the area. No arrests have been made at this time.