Police in Newmarket are asking for witnesses to come forward following a fatal collision Sunday. Just after 8:45 last night, York Regional Police responded to a report of a two vehicle collision at Green Lane and Main Street. An SUV and coupe collided in the intersection, and the driver of the coupe, a 26-year-old Newmarket man, succumbed to injuries on scene. The SUV’s driver, a 34-year-old woman, along with her three children, aged 12 and 13, were taken to hospital with non-life threatening injuries. If you witnessed the crash, contact York Regional Police at 1-866-876-5423, ext. 7704.