PHOTO: A house fire near Governor Nelson State Park is under investigation. Firefighters were called at 7:20 a.m. to 5919 Oncken Road in the town of Westport on a report of a house fire. Firefighters told News 3 that the house is abandoned and nobody was in the building. The fire was contained to the house and did not spread to other buildings on the property. Oncken Road was closed during the fire response. Firefighters from Middleton, Waunakee and Cross Plains responded to the fire.