Wellington County OPP say three people were injured after a school bus and sedan collided head-on near the Village of Erin Thursday evening.
Officers were called to the crash at Wellington Road 124 near Sixth Line West around 5:30 p.m.
They say a school bus, which was not carrying any students at the time of the crash, and a silver sedan, collided head-on.
A man in the sedan was taken to a trauma centre with life-threatening injuries. A woman in the sedan was taken to local hospital with non-life threatening injuries.
Police say the bus driver, a local woman, was treated for minor injuries at the scene.
The cause of the collision is under investigation.
The roadway is expected to remain closed into the night.