The Windsor Police Service and Windsor Fire and Rescue Services are investigating an early morning fire in the city's west end.
Firefighters were called to a vacant house on Partington Avenue between Wyandotte Street West and University Avenue West around 4 a.m. on Monday.
Fire Prevention Officer Mike Coste said the fire destroyed the interior.
No one was injured.
Coste said there should be an update on the investigation on Monday afternoon.