Police have arrested a suspect after a white van mounted the curb and struck numerous pedestrians in Toronto.

The incident happened on Yonge Street south of Finch Avenue, according to the Toronto Police Service. Initial estimates suggest eight to 10 people were struck.

Witness Alex Shaker, who was driving southbound at the time, says the van was travelling at high speed on the sidewalk. The van was also southbound.

“He started going down on the sidewalk and crumbling down people one by one,” Shaker told CTV News Channel on Monday afternoon.

This story is developing. Continue to check back for updates…