M1 crash closes lanes on Northamptonshire stretch of motorway
Two lanes of the M1 motorway were closed for more than an hour earlier following a crash.
A motobike and a car crashed on the northbound carriageway between Junction 16 and 18, near the Watford Gap service station, at about 7.45am today.
The male rider of the motorbike was taken to Walsgrave Hospital but his injuries are not believed to be life threatening.