The fire broke out at a house in the area of ​​Pall Mall and Alfred streets on Sunday afternoon, prompting a response from the London Fire Brigade, the London Police Service and EMS.
Regarding the cause of the fire, fire officials told CTV News London that the fire started after the homeowner tried to burn leaves in his yard with the help of an accelerant.  The fire apparently spread to the house, which had to be evacuated.
All residents managed to get out safely.
Fire crews responded to a house fire Sunday afternoon in the area of ​​Pall Mall and Alfred streets in London, Ont.  on November 6, 2022. (Source: London Fire Department/Twitter)
No injuries were reported, but Fire London says on Twitter that one person was treated at the scene.
The estimated cost of the damage is currently unknown, but damage to part of the home is extensive.
Firefighters are at the scene. 
The investigation continues.