Possible explosion before house fire in Sarnia

Extensive damage has been reported following an early morning house fire on Brock Street in Sarnia. Sean Irvine reports.

The Ontario Fire Marshal’s office has been notified after a blaze in Sarnia.

It happened at a home in the area of Brock Street and Lochiel Street.

Witnesses told Sarnia fire there may have been an explosion prior to the call for service.

Crews are assessing structural damage of the property that’s believed to have two units inside.

Nobody was home at the time and damage is estimated in the hundreds of thousands of dollars.

— With files from CTV News London’s Sean Irvine