A collision north of Vankleek Hill, involving four vehicles, including a school bus, has resulted in five injuries.
Four students suffered non-life-threatening injuries when the bus they were riding on collided with a tractor trailer on Highway 34, near Pleasant Corners Public School.
The truck driver, who also suffered non-life-threatening injuries, was taken by helicopter to an Ottawa hospital.
The students were transported to the Hawkesbury and District General Hospital, where other students were taken as a precautionary measure, reports the Stormont-Dundas-Glengarry Ontario Provincial Police detachment.
Occupants of the other vehicles were not hurt.
Highway 34 is currently closed to traffic and detours are in effect.
Victim Services of Prescott-Russell attended the hospital to provide assistance and support to parents and students.