French student Marie Vesco, 19, was pronounced dead at the scene after a collision involving two cars on the southbound carriageway near the Hickstead turning at Burgess Hill.

A politics student at London Metropolitan University, Marie was cycling from London to Brighton to take part in a protest at the EDO factory.

A 55-year-old woman was arrested at the scene and subsequently bailed. The circumstances of the incident are being investigated.

Any witnesses are asked to contact Sussex Police on 0845 60 70 999 and quote Operation Colca.