The crash was reported at around 3pm - updates as we get them Events
All traffic is being temporarily held and the Wales Air Ambulance has attended the scene. Long queues are expected in the area Politics
All traffic is held on the southbound carriageway - updates as we get them Events
A crash on the A4232 Southbound from M4 J33 (Cardiff West And Services) to A48 Cowbridge Road has led to disruption, with heavy queues. There is also a separate incident in west Wales Events
Earlier, another crash on the A4232 Southbound from M4 J33 (Cardiff West And Services) to A48 Cowbridge Road led to disruption, with heavy queues Events
Millions of people are expected to hit the road Politics
Drivers are facing delays Politics
Drivers are warned to expect disruption throughout the morning Events
Queues are building on the motorway Politics
Police and the ambulance service were called to the scene and there is queueing traffic in the area as a result - drivers should find an alternative route where possible Events
Queues are building in the area Events