Police have confirmed that the 21-year-old female driver of a Renault has died after a four car pile-up on the A23 in Sussex.
The accident happened at around 4am on Monday morning.
It involved a blue Volkswagen, a black BMW, a black Mitsubishi and a blue Renault.
The woman who died was from Newhaven. She was declared dead at the scene but there were no other serious injuries.
The northbound carriage was closed whilst recovery work took place and a diversion was set up via the A281. The A23 fully reopened at around 10.30am.
Police are appealing for witnesses.
Police have confirmed that at least one person has died in a four vehicle crash on the A23.
The road remains closed in a northbound direction after the accident in the early hours, north of Pyecombe.
Police remain at the scene and a diversion has been set up via the A281 as recovery work takes place.
The A23 is going to be closed for several hours following a multi-vehicle collision. At least one person is believed to be trapped in their vehicle.
A man has been taken by ambulance to be assessed by health workers after he drove the wrong way down the A23 towards Brighton for several miles.
The 73-year-old from Burgess Hill got onto the dual carriageway shortly before 10am after going in the wrong direction down a slip road at Hickstead.
He then drove his silver BMW south along lane three of the northbound carriageway. Vehicles heading north were forced to swerve their cars to avoid him.
Sussex Police said the driver stopped his car after seeing the marked police vehicle travelling towards him slowly at the head of the traffic.
Sussex Police are investigating a report that a silver van collided with a telegraph pole as the driver swerved to avoid the BMW.
A car has been spotted driving the wrong way down the A23 fast lane this morning.
Sussex Police said the car was spotted between Bolney and Pyecombe at about 10am.
Passengers and motorists who saw the car, which is believed to be a Mercedes, described their shock on Twitter.
Long awaited improvements on the A23 in Sussex became a reality today, when a newly created third lane on the completed Handcross and Warninglid project officially opened to traffic.
The Highways Agency has been widening the A23 between Handcross and Warninglid for two years, to make journeys quicker and to improve access to Gatwick airport from the south. It is part of a record investment in roads in the South East, the largest since the 1970s.
But as Andy Dickinson reports, within hours of the opening, the road was the scene of a serious crash:
Roadworks costing £76m start today on the A23 in West Sussex between Handcross and Warninglid.
The dual carriageway just south of Gatwick Airport and on the main road between London and Brighton will be widened to three lanes in each direction.
The work will take two years to complete.
Roads Minister Mike Penning is expected to announce the date for the start of work on a multi-million pound scheme to improve journeys on one of the South East’s most important roads, this morning.
The A23 in West Sussex between Handcross and Warninglid – just south of Gatwick Airport and on the main road between London and Brighton – will be widened to three lanes in each direction.
More news follows.