A major collision involving multiple vehicles temporarily closed the westbound lanes of Highway 403 near Erin Mills in Mississauga, Ontario Provincial Police reported. Emergency responders, including OPP officers and Mississauga Fire Services, were dispatched to the scene.

Peel paramedics reported that two adults and a child sustained minor injuries and were transported to a nearby hospital for evaluation. Ontario Provincial Police confirmed one arrest at the scene but have not released details regarding the reason. The exact number of vehicles involved and the cause of the collision remain under investigation.