A three-car crash on the A1(M) this morning is causing heavy delays on the motorway between Stevenage and Welwyn.

Paramedics are currently treating a woman in her 40s for neck injuries following the collision on the northbound stretch of the motorway, just before Junction 6 for Welwyn at around 9am.

The crash happened when the vehicles – a grey Volkswagen Passat, a grey Audi A6 and a grey Volkswagen Golf – collided in the fast lane of the motorway. The lane is currently blocked,

Police are on scene and say people should avoid the area if possible.

No one else is thought to have been injured.

The woman’s injuries are not thought to be life-threatening.