Volunteer firefighters in southern Erie County are battling a house fire this morning, with some people potentially trapped inside. It broke out around 8am in a home along Route-97 just north of the intersection with Route-19 in Waterford. At least four volunteer companies have been called out. The first crews on scene reported that the house was fully involved in flames, and they're working on the assumption that at least one person may be trapped inside. We'll have much more on this breaking story throughout the day on 12News and SEE News.