Damage is reported to be extensive in a house fire in downtown Sarnia Wednesday.
Sarnia Fire Rescue responded to a heavily involved structure fire on Brock Street North near Lochiel Street at around 2:30 a.m.
Crews battled the stubborn fire into the early morning hours.
Platoon Chief Tim Hicks said the cause of the blaze at the two-storey home is still under investigation.
No injuries have been reported.
Sarnia firefighters were expected to stay on scene for most of the morning.
Sarnia police said traffic routes northbound from Davis Street have been blocked off.