CHAMPION TWP., Ohio -  Investigators are trying to find out how several fires started inside an industrial building in Champion Township.

Fire departments from five communities were dispatched to help Champion firefighters after flames broke out in a building at 4000 Mahoning Avenue.

Initially, the first crews on the scene found a small fire inside a door before discovering several other fires inside.

Firefighters from Champion, Bazetta, Bristol, Cortland, Southington, and Warren Township were out until 1 a.m. Tuesday until the fire was put out.

No injuries were reported.