Watertown Fire Rescue responded to a fire call at Arrow Truck Line. Upon arrival smoke was coming from roof and around the garage doors. Access was gained into the building and a semi that was on fire was extinguished. Damage from the fire to the building was minimal. Cause of fire is still under investigation. Watertown Fire Rescue would like to Thank the Police Department, Codington County Search Rescue and Municipal Utilities for their assistance. Battalion Chief Scott Jongbloed