Five people have been injured in a collision involving a taxi and an ambulance on the A477 in Pembrokeshire.
The ambulance was on its way to an emergency when it was involved in a collision with a taxi at around 12:25am this morning, on the junction of Upper Nash between Milton and Pembroke Dock.
The driver of the taxi is in hospital in a critical condition. Four passengers - including two teenagers - are in hospital with serious injuries.
The ambulance driver sustained slight injuries. No patients were on board.
Police say no arrests have been made but they are appealing for anyone with more information to get in touch.