Three people were injured following a single-vehicle crash west of Cornwall early Wednesday morning.
Ontario Provincial Police say they were called to a section of Highway 401 near Moulinette Road in Long Sault around 5 a.m. Investigators report the eastbound vehicle ended up in the centre median.
All three occupants were taken to hospital, with one person sustaining serious injuries.
Both directions of the highway were closed during the investigation, with westbound lanes reopening around 7:30 a.m. and eastbound lanes reopening later in the day at approximately 12:40 p.m.