Air ambulance lands at scene of serious crash on busy road - live updates
An air ambulance is reportedly at the scene of a serious crash on a Welsh A-road. The incident happened just before 3pm on the A484 in Pembrey.
The road is blocked in both directions between Pinged turn off and Pembrey airport turn off.
Police officers from Dyfed-Powys Police have asked people to avoid the area and find alternative routes.
According to locals an air ambulance has landed nearby, and there is queueing traffic along the route.
Live updates to follow below.