A woman is in hospital with critical injuries following a crash on the A30 on Friday evening.
The crash, which occurred at Roseworthy, near Camborne, involved three cars and a motorcycle. The woman was cut from the wreckage by firefighters using rescue equipment. She has suffered chest injuries which police describe as "life threatening".
The road was closed for 14 hours but has since re-opened.
Police are now investigating the cause of the incident and are appealing for information. Anyone who saw the collision or might have other details is requested to contact Devon & Cornwall Police on 101 quoting log reference 682 of 26 October.