The A1 is closed northbound between Baldock services and Biggleswade this morning after a crash.
Police, ambulance and firefighters are on the scene after the crash, which Highways England has indicated is expected to clear by about 11am.
The crash happened at about 8.20am this morning near Biggleswade, with the northbound stretch closed afterwards between Junction 10 for Baldock services and the Biggleswade south roundabout.
The Comet is awaiting further details from the emergency services.
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