A man who was a passenger in a car involved in a car crash on the A27 has died in hospital.
The 79-year-old Hassocks man was the front seat passenger when the car collided with a lorry near Southwick tunnel after 1pm on Thursday, July 25.
He was taken by air ambulance to Southampton General Hospital with head injuries, and his condition was initially assessed as serious but not life threatening.
However, his condition worsened and he died in hospital on Tuesday, July 30.
The 49-year-old driver of the car suffered leg and chest injuries but was later discharged.
The driver of the lorry was treated at the Royal Sussex County Hospital in Brighton for minor injuries.
He was arrested on suspicion of causing injury through dangerous driving and was released on bail.