Lambton County OPP are investigating after a fatal crash in St. Clair Township on Wednesday afternoon.

Police say a transport truck and a sedan collided around 1:15 p.m. at Mandaumin Road and Courtright Line.

One person has died while another suffered minor injuries.

The deceased, who was in the sedan, has been identified as 71-year-old George Smit of Petrolia.

The intersection was closed for several hours as police investigated, but has since reopened.