A Litchfield couple died in a house fire early Monday, according to the authorities. The Litchfield Police Department said firefighters were called to the blaze on the 400 block of South Austin Avenue around 2:12 a.m. The bodies of Gregri and Barbara Johnson, both 73, were recovered from inside, the department said. The house and attached garage were a total loss. Authorities have not indicated what caused the fire. The incident remains under investigation by the Litchfield Police Department, Litchfield Fire Department, State Fire Marshalls Office, and Midwest Medical Examiner’s Office.