Drivers have been warned of severe delays on the M1 in Northamptonshire after an accident involving three lorries and a car.
The accident happened near Junction 15 of the M1 at Northampton on the northbound carriageway.
Two lanes have been closed for the recovery of the vehicles. No details have been given on any injuries. Congestion, at 5.15pm, was reportedly back 11 miles to junction 14 at Milton Keynes.
All lanes of the motorway are due to reopen at 6pm.