The A1(M) has been closed in both directions near Baldock while police attend the scene of an incident.
The road was closed at around 5pm today near Junction 10 for Baldock services.
The northbound section of the road has an up and over closure, while southbound is diverted via Langford and Letchworth to Junction 9.
Bed, Cambs and Herts Road Policing Unit has apologised for delays while they attend the scene.
More information to come as we get it.
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