One lane closed on M1 due to collision involving two lorries in Northamptonshire
Traffic is not expected to return to normal conditions until at least 10pm tonight.
One lane on the M1 Southbound is currently closed due to a road traffic collision involving two lorries between junction 15 (Northampton) and junction 14 (Milton Keynes) earlier this evening.
Highways England said that the event is expected to clear between 10pm and 10.15pm tonight (February 1).
More to follow.