Police are appealing for information and any relevant CCTV or dashcam footage following a fatal collision in Burgess Hill.
Officers were called to Jane Murray Way at about 12pm on Thursday, March 2 to a single vehicle collision.
The car, a blue Fiat 500, collided with a fence.
Sadly, the passenger of the vehicle, an 80-year-old local man, has since died.
His next of kin have been informed.
Anyone with information or dashcam footage which could assist officers with their investigation is asked to email it to [email protected] quoting Operation Bellflower.