Video shows moment freight train catches fire and rolls through downtown London, Ont.

The investigation into how a train moving through the City of London caught fire has been turned over to the CP Rail police. Just before 11 p.m. on Sunday, London fire received multiple 911 calls about an eastbound train on fire, crossing over Oxford Street.

The investigation into how a train moving through the City of London caught fire has been turned over to the CP Rail police.

“Everything is considered arson or suspicious until proven otherwise,” said London Platoon Chief Colin Shewell.

CTV News reached out to CP Rail and was told through a written response, "The incident remains under investigation. We thank the London first responders for their effective response to the fire last night."

Just before 11 p.m. on Sunday, London fire received multiple 911 calls about an eastbound train on fire, crossing over Oxford Street.

The train was able to come to a stop in the area of Waterloo Street and Pall Mall Street where first responders took about an hour to get the fire under control.

According to Shewell, train crews were able to disconnect the cars that were on fire that were in close proximity to a hazmat car.

They were also able to take another hazmat car into the train yard and return to the scene to give fire crews details on that cars that were burning.