A man was airlifted to a Regina hospital after a single-vehicle rollover near Gravelbourg.
RCMP and emergency crews responded to the crash just west of the intersection of Highway 43 and Highway 19 around 6:15 p.m. Tuesday.
The male driver of a minivan sustained serious injuries after he was ejected from the vehicle.
Mounties say speed is believed to be a factor in the crash, which remains under investigation.
Gravelbourg is located about 200 kilometres southwest of Regina.