A 19 year old man has died in crash on Vazon Coast Road.
Emergency services were called just after 11.30pm on Tuesday to a car that had rolled near Crabby Jacks.
Police, Fire and Ambulance crews attended the scene just south of the Rue de Goddards junction in Castel.
Five people were in the car that had crashed. No other vehicle was involved.
A 19 year old man was pronounced dead a short time later at Princess Elizabeth Hospital.
His family has been told and is being supported by specialist family liaison officers. The man's identity will not be released at this time.
Two other people in the car suffered serious injuries, but they are not life threatening at this time. Two others were treated for minor injuries.
Specialist police collision investigators and vehicle examiners have been deployed to the scene to the investigate the cause of the crash, and a cordon remains in place.
Police want to speak to anyone who witnessed or heard the accident.

Guernsey businesses brave access issues
Relationships between Guernsey, Alderney and Sark to be reviewed
Healthy heart initiative launches at Guernsey Library
Group to examine the complaints process of Guernsey's health service
Dornier aircraft lands in Guernsey for the final time
£130,000 needed to treat Guernsey toddler's brain injury
Channel Island pooches compete for Dog of the Year title
Guernsey homelessness charity supports more than 125 people in first year