No injuries were reported in an apartment fire in Cobourg Sunday. Emergency crews responded to 161 King Street just before 9:00 p.m. for a reported structure fire at a three storey apartment building. Crews say when they arrived, heavy smoke was visible from the back of the building, coming from an open window on an upper floor. Everyone made it out of the building safely. The fire department believes the blaze began in a unit on the first floor.