Four people were taken to hospital following a three-vehicle collision in East Gwillimbury on Tuesday afternoon, prompting road closures.
York Regional Police said the crash occurred on Davis Drive sometime before 2:30 p.m. One of the injured individuals was transported to a trauma centre, though the severity of the injuries has not been confirmed.
As of 3 p.m., Davis Drive was closed between York Durham Line and Centre Street as emergency crews responded and police investigated the collision.
Motorists were advised to avoid the area while the investigation continued.