Man dies and three hurt in A1 (M) crash near Stevenage
A man has died and a woman and two children suffered serious injuries in a car crash on the A1 (M) in Hertfordshire.
A dark blue Toyota Celica crashed on the northbound carriageway at junction 7, near Stevenage, at 11:30 BST. It was the only vehicle involved.
The man died at the scene. The woman and children are in a stable condition in hospital, police said.
The A1 (M) northbound was closed at junction 7 for several hours.
PC Andy Ralph, from Hertfordshire Police, said: "We are doing all we can to find out what caused this collision.
"I am therefore appealing for anyone who saw the incident take place, or the events leading up to it, to get in contact with police as soon as possible."