Four vehicles have collided on the M23 this morning.

The southbound lane at the J10 A2011 / A264 in Crawley is blocked on the exit slip road.

There is slow traffic due to accident, which involved three cars and a transit van at about 8.34am.

The exit slip road is blocked where it runs parallel to the main carriageway.

Sussex Police said there is heavy traffic in the area and there were no reported injuries.