A man's in a life threatening condition following a crash between a car and lorry at Yoxford in Suffolk this afternoon.
The driver of the car has been airlifted to Addenbrooke’s Hospital in Cambridge.
The lorry overturned into a nearby field, but the driver wasn't hurt.
Police have had to close a northbound stretch of the A12 at Yoxford, but the southbound carriageway is also being affected.
The closure is causing disruption for traffic heading to the Latitude Festival at Henham Park near Southwold.
Drivers are being told to avoid the area and the road is expected to be closed until at least 7pm.
More top news
A murder investigation has been launched after the discovery of a body in Milton Keynes.
The apparent scoop by the local radio station was met with disbelief before confirmation that the Twitter account had been hacked.
National Grid has begun restoring the gas supply to parts of Oundle - more than two days after the entire town found itself cut off.