Multiple lanes were closed on Canada’s 401 Highway in London, Ontario, as heavy snow hit the region on December 5.Footage filmed by the Ontario Provincial Police shows traffic jams along the snow-covered highway on Thursday.Officials closed a section of the 401 between Putnam Road and Culloden Line due to multiple collisions. One person was taken to hospital in critical condition, the OPP said.As of Thursday evening, at least one lane had re-opened, with police urging motorists to “drive according to the road and weather conditions.” Credit: Ontario Provincial Police via Storyful