The main road between Gravesend and Rochester has been closed after a crash left a person trapped in an overturned car.

Traffic is being diverted from the Lion roundabout along Barr Road and Thong Lane.

Police, fire and paramedics are at the scene together with Kent highways engineers.

The Kent Air Ambulance was called, but was turned back as it arrived.

No other information is currently available about causalties or vehicles.