A man in his twenties was arrested Sunday morning in Linköping, Sweden, on suspicion of arson. The arrest follows a fire deliberately set in the stairwell of an apartment building on Barnhemsgatan, in the city center. Authorities responded to the scene and quickly identified a suspect. The motive for the fire remains unknown at this time, and investigations are ongoing. Police have not released further details regarding the suspect’s identity or potential connections to the building’s residents. The incident caused damage to the stairwell, but no injuries were reported. This case is being treated as a serious criminal matter due to the potential danger posed by the deliberately set fire.