Huron County OPP are investigating a collision between a school bus and a tractor trailer that left four people with injuries.
Police say it happened on North Line at Summerhill Road just after 8 this morning. Huron OPP, Huron County Paramedic Services, and Huron East Firefighters responded.
Emergency services located both drivers and two teen-aged students with injuries. Three were transported to a local hospital and the fourth was treated at the scene. Police say all the injured are expected to make full recoveries.
OPP say fog in the area at the time of collision is believed to have been a factor in the collision, which is still being investigated.
North Line is currently closed for the investigation and safe removal of the damaged vehicles.
OPP say no charges have been laid at this time.