Anyone travelling eastbound on Highway 401 in Chatham-Kent Wednesday morning might have been impacted by a crash.
The eastbound lanes of the 401 at Communications Road were blocked due to a single-vehicle rollover collision around 10 a.m.
Chatham-Kent OPP say the road reopened around noon.
The driver and passenger have since been treated in hospital for minor injuries.
The driver, a 69-year-old Guelph man, has been charged with careless driving.
