Police are on the scene and a lane is closed on the A1(M) by the Welwyn Garden City junction following a collision.
Police received a call at 11.24am today to reports of a collision on the A1(M) northbound near Junction 4 for Welwyn Garden City.
A police spokeswoman said: “One vehicle was involved – a grey Ford KA.
“Officers are at the scene and one lane is currently closed.”
Updates to follow.
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