Police are appealing for witnesses and information after a serious collision in Bognor.
The incident took place at about 7.30am in Chichester Road in the North Bersted area on Tuesday, June 28.
Emergency services are at the scene near the junction with The Boulevard, and a road closure will remain in place while they respond to this incident.
Officers from the Roads Policing Unit have appealed for anyone who saw what happened, or anyone with relevant CCTV or dashcam footage to come forward.
Information can be reported to Sussex Police online or email collision.appeal@sussex.police.uk and quote Operation Buckhurst.