Police in Helsinki are investigating a fire that destroyed a protected wooden apartment building in the Käpylä district after evidence pointed to a cigarette left on a porch as the likely cause. The blaze broke out shortly before 1pm on Thursday at a residential property on Peltolantie in the historic Puu-Käpylä area, sending thick smoke across the neighbourhood and prompting emergency warnings for nearby residents. Firefighters, police and ambulance crews were dispatched after reports of...