Police are investigating after a crash on Saturday evening that killed a 28-year-old woman.

West Grey and Hanover police were called to Grey County Road 4 around 6 p.m. Saturday for a collision.

Investigators say an eastbound vehicle left the road and rolled, trapping the driver and a passenger.

Both were extricated by the Hanover Fire Department.

The driver, 34-year-old Keith Heaton of Durham was transported to Hanover Hospital with serious injuries before being airlifted to a London hospital.

The passenger, 28-year-old Gina Lindberg of Durham, was pronounced dead at the scene.

The OPP Technical Collision Investigation Unit was called in to assist with the investigation.