Officials have released the name of the victim killed during a Tuesday night house fire in Wetzel County.

Firefighters found Noman Oswald, 80, in his bedroom where the fire started. The Wetzel County Medical Examiner determined that Oswald died from a heart attack brought on by the fire. He had a history of heart problems and suffered a stroke in the past as well.

The West Virginia State Fire Marshal's Office hasn't determined an exact cause of the fire yet, but investigators said the fire originated at the breaker box in a closest.