A motorway has been closed due to a collision involving multiple vehicles.
Drivers are facing delays on a major route due to the serious collision.

Traffic has been halted on the M25 anti-clockwise between Junction 3 for the Swanley Interchange to Junction 2 for the Darenth Interchange near Dartford.
Emergency services are currently at the scene.
According to National Highways, delays are building with queues of two miles reported in the area.
Emergency services have been contacted for more information.
More as we have it.