Firefighters extinguished a blaze at a business in Washington Saturday night. The Washington Fire Department responded to the fire at 702 East 4th Street, the location of Washington Ag Supply Inc. The structure fire was called in to dispatch at 8:59 p.m. Smoke filled the neighborhood. Extensive damage to a large bay door of a metal building could be seen at 11:30 p.m. Multiple fire trucks were on scene. Washington and Ainsworth Fire Departments responded to the scene was did Washington County Ambulance, Washington Police and Washington County Sheriff’s deputies. No injuries were reported.