WASAGA BEACH, Ont. -- The province's police watchdog is investigating after five people were injured in a crash in Wasaga Beach.

The Special Investigations Unit says a vehicle that had driven away after a minor collision sped off when provincial police tried to get the vehicle to stop.

Investigators say the vehicle lost control and crashed into a house.

Five people in the vehicle were taken to a Collingwood hospital.

Two males have been released while a 25-year-old man remains in the Collingwood hospital.

A 25-year-old man and a 28-year-old man were airlifted to a Toronto hospital with numerous fractures.