LONDON, Ont. -- Provincial police say one person is dead and five others have been taken to hospital following a multi-vehicle crash on Highway 402 in London, Ont.

They say those sent to hospital all suffered non-life threatening injuries.

OPP say the collision involved two tractor-trailers and two motor vehicles which all were travelling eastbound on the highway.

They say the cause of the collision remains under investigation and the eastbound lanes of the highway were expected to reopen Monday night.