Ontario Provincial Police say a stretch of Highway 401 between Brockville and Cornwall has reopened following an hours-long closure caused by a transport truck rollover on Tuesday. Police closed the eastbound lanes of Highway 401 between County Road 22 and County Road 1 shortly before 8:15 a.m. while crews worked to remove the vehicle. Police said no injuries were reported. OPP said the highway had reopened by 4:15 p.m.