Demolition crews began the task of tearing down the buildings involved in Tuesdays fire in downtown Evansville. Crews started on the back of the buildings on third and court street Thursday The owner of the building Dan Gardner says the property is for sale. He says hes had several inquiries. He is just hopeful the site will bring new life to downtown. Wednesday the Evansville fire department said the official cause of the fire will go down as "undetermined" because too much of the building was destroyed to conduct an investigation.