M1 in Northamptonshire closed after major crash
The M1 in Northamptonshire between junction 16 and 17 has been closed after a 'serious collision'.
Northamptonshrie Police has closed the motorway in the northbound direction to allow for the air ambulance to land.
Highways England tweeted: “#M1 is CLOSED N/B J16-J17 due to a serious collision. Traffic is held southbound while air ambulance lands.”
A diversion has been set up through Upper Heyford and Flore.
Motorists are being advised to expect delays.
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