Officials have released the names of a married couple after they died in a house fire in Guilford County Tuesday morning, according to the Alamance Community Fire Department. The Alamance Community Fire Chief said 78-year-old Donald M. Buysse and 66-year-old Margaret B. Dughie both died. The Buysse was on oxygen and in the care of hospice. The call reporting the fire came in around 5:30 a.m. Tuesday. Crews responded to 1801 Lynwood St. at the Lynwood Lakes Subdivision in Guilford County. The fire is under investigation by the Guilford County Fire Marshal's Office.