Road closed after four-vehicle collision

Hertfordshire Police says four vehicles have been involved in a crash on the A602

Road closures are in place while emergency services are at the scene of a four-vehicle collision.

Hertfordshire Police said it was called to a crash on the A602 Watton-at-Stone bypass at about 07:50 BST.

It said a full closure had been put in place on the northbound carriageway.

The force said recovery was required for three of the vehicles and urged people to avoid the area.