05/15/2013 09:22 EDT | Updated 07/15/2013 05:12 EDT

Woman struck by Audi while crossing Yonge Street

Toronto police are seeking witnesses to an overnight collision that left a young woman with life-threatening injuries.

Police say a 25-year-old woman got off a TTC bus near Yonge Street and Glengrove Avenue just before 3 a.m.

When she then began crossing from the east side of Yonge Street, she was struck by a northbound Audi A7 that was approaching Glengrove Avenue.

The woman was taken to Sunnybrook Health Sciences Centre after the collision.

Anyone who witnessed the crash is asked to contact investigators at 416-808-1900.