Peel Regional Police, which oversaw the investigation, said in a news release Thursday that 23-year-old Haoju Zhou was charged with both impaired driving causing death and dangerous driving causing death. The crash happened in the area of Major Mackenzie Drive East and Warden Avenue around 6 a.m. Wednesday. According to police, a Porsche Cayenne SUV and a white Honda Accord collided. The driver of the Honda, 38-year-old Const. Travis Gillespie, pronounced dead at the scene. Peel police said Wednesday that after the crash, Zhou was taken to hospital with minor injuries. A third driver who was also involved was not injured, police said. Const. Travis Gillespie, 38, was killed in a head-on crash in Markham Wednesday morning, police said. (York Regional Police) York police say Gillespie was sworn in as an officer in 2020 and is survived by his parents, loved ones and co-workers. Before becoming a police officer, Gillespie worked as a special constable with Metrolinx and volunteered at Primal Mixed Martial Arts Academy.