A “major incident” has been reported on a high street which multiple emergency service vehicles responding to the scene.
The incident is thought to have occurred on Rottingdean High Street with the north bound road closed.
Fire services are reported to be at the scene as well as police and ambulance.
The incident is also believed to be affected travel between Woodingdean and the A259 and was first reported at around 7.30am.
Sussex Police and East Sussex Fire and Rescue Service have been approached for comment.
More detail on the incident will be provided as we have it.