The Canadian Grand Prix has been cancelled for 2020.

Police say the man attacked one person and then attacked another in a nearby parking lot.

"It's exceptional that Montreal wants to honour Toronto and support their sports team like this," says Alain Creton.

"They lined up all the women, asked for their IDs and took note of their tattoos and piercings," said the executive director of the Montreal advocacy group.

Vettel was given a five-second penalty during the race and finished in second place.

He was one tenth of a second faster than teammate Charles Leclerc of Monaco.

The incident took place outside a bar on St-Laurent Boulevard near Guilbault Street during Grand Prix festivities.

Colder-than-normal temperatures that had plagued Montreal for almost the entire month of May have finally given way to summery warmth.

Once again, F1 mania has descended on Montreal.

Preparations for the Grand Prix are currently underway and Montreal Mayor Valerie Plante says they're about 99.6 per cent ready.