UPDATE (11.15am): Police officers expect the road to be shut for another "two to three hours"

THERE has been a serious crash on the A303 between the Countess and Stonehenge roundabouts.

It happened just before 7am and involved a lorry and a car.

South Western Ambulance Service sent two rapid response vehicles and an ambulance to the scene as well as an operations officer. 

Fire crews from Salisbury Amesbury and a heavy rescue team from Basingstoke were also sent to the scene. 

A police spokesperson said that the injuries sustained were "very serious".

The road is closed westbound and is expected to be closed for several hours. A diversion is in place via the A345, the Packway and via the A360. The road eastbound is open. 

Drivers are urged to avoid the area and find an alternative route.