The driver of a car is in hospital with life-threatening injuries after a collision with a school bus.
The incident happened just after 3:30pm Monday on London Rd north of Exeter. Police say it was a head-on crash involving a four-door sedan and the school bus.
The driver of the sedan had to be extricated by the South Huron Fire Department. He was then flown by Ornge air ambulance to a London hospital with serious, life-threatening injuries.
There were 12 students on the school bus with their driver at the time. Police say none of them were injured.
London Rd was closed between Hurondale Rd and MacDonald Rd for several hours. It was reopened around 9pm.
OPP Technical Collision Investigators are helping to determine what happened.