M1 closed in both directions

The M1 in Derbyshire is closed in both directions between J30 and J29 due to a Derbyshire Police-led incident.
Highways England is advising road users travelling southbound are advised to follow the Hollow Square symbols.
– Exit at J30 and take the first exit on to the A616 east for approximately 300m.
– At the roundabout in Barlborough take the fourth exit on to the A619 south-westwards.
– Continue to Chesterfield and at the roundabout with the A61 take the first exit.
– Follow the A61 south to the roundabout with the A617.
– Take the first exit on to the A617 eastbound and continue to J29 of the M1.
Road users travelling northbound are advised to follow the Hollow Triangle symbols.
– Exit at J29 and take the second exit on to the A617 westbound.
– Continue to the roundabout with the A61 in Chesterfield.
– Take the fourth exit on to the A61 northbound.
– At the roundabout with the A619 take the fourth exit.
– Follow the A619 eastbound to the roundabout with the A616.
– Take the first exit exit on to the A616 and west to J30 of the M1.
Road users are also advised to allow extra time for their journey.