A crash involving a police vehicle has shut down a road in Bradford Friday during rush hour. South Simcoe police say it happened at around 5:20 p.m., at Line 8 and Summerlyn Trail in Bradford West Gwillimbury. Officers are on scene and the roads are closed while police investigate. As police say the investigation is in its early stages, the injuries are not known. Police are asking drivers to avoid the area use alternate routes while crews continue with the investigation. A spokesperson for South Simcoe police tells CTV News “further updates will be provided as information becomes available.”