An air ambulance has been called to the scene of a crash which has closed the M1 northbound near Luton.
The accident involving two cars and a lorry happened just after 7am between junctions 10 and 11.
There is congestion backing up to junction 7.
More top news
Investigations into the cause of a fire that destroyed an Essex warehouse are underway.
Northamptonshire and Norfolk are experiencing a 'mini-boom' in house price growth according to property website Rightmove.
Patchy rain in south overnight. Occasionally bright on Monday.