Three workers were injured in an explosion Tuesday night at the TimkenSteel Faircrest plant in Canton. Authorities got a  call about an explosion at the plant around 10:30 p.m.  Fire crews arrived on scene and found three victims, who were workers at the plant.  The victims were transported to Aultman Hospital and Cleveland Clinic Mercy Hospital. The cause of the incident remains under investigation, but reports say that the fire started in the melt shop area involving a furnace.  Multiple departments from the area provided mutual aid.