Traffic is building in Stevenage following reports of a crash on a roundabout close to the A1(M).

The collision is believed to have occurred on the roundabout for Junction 8 of the A1(M) and the A602 for Hitchin, with an ambulance reportedly at the scene.

Traffic is building all the way back to Martins Way and Gunnels Wood Road, and is also slow moving on the slip road exiting Junction 8 and on the A602 heading into Stevenage from Hitchin.