Highway 400 southbound in North York is almost completely blocked following to a multi-vehicle collision late Saturday afternoon.
The crash happened near Sheppard Avenue West.
As a result, the right lane is only open. All others are off limits as police investigate.
“Motorists should plan an alternate route,” the OPP said in a post on X.
They added that the extent of any injuries is unknown at this time.
More details to come. This is a developing story.