A multi-vehicle pile-up on the M4 near Bristol is expected to cause problems for motorists for most of the day.
The motorway has been closed between junctions 21 and 20 Eastbound near Almondsbury following the crash.
Fire and ambulance crews are at the scene. One man is reported to be trapped in one of the vehicles.
Police are advising drivers to avoid the area if at all possible.
Vehicles travelling from the west along the M4 are being urged to use the M49.
More top news
Older people who regularly tackle puzzles have brains 10 years younger than their actual age, say researchers from the University of Exeter.
A survey of 8,000 runners found they enjoyed a sense of satisfaction and achievement.
There will be showers first thing, moving eastwards during the morning. Some of heavy. Away from the cloud there will be bright breaks.