M1 chaos after three-car crash
The Northbound motorway between junctions 29a (Markham Vale) and junction 30 is disrupted with cars blocking the fast lane after a collision, said Derbyshire police.
A spokesperson said: "We were called at 3.56pm to reports of an incident on the M1 involving three cars - a Mercedes, a Vauxhall and a Volkswagen. There are no injuries reported so far."
Severe traffic affects Chesterfield, Mansfield and journeys to Sheffield.
Police are on the scene.