One person has been air-lifted to hospital after a two-vehicle crash on Bearline Road near Chatham.

Police say the head-on collision happened around 9 a.m. Friday morning.

Police do not know the extent of the injuries, but they are calling the crash serious and the person is being taken to a London hospital.

Three other people are being taken to Chatham-Kent Health Alliance, Sydenham Campus.

Bearline Road is closed between St. Philippe Line and Mallard Line.

The collision remains under investigation.  Anyone who may have witnessed the incident is asked to contact Const. Jason Herder or 519-355-1092.