People are reported to be injured following a "serious collision" on the M25 in Surrey.
Six ambulances and four fire engines are at the scene of the accident between junctions 10 and 11, in which two people are believed to have suffered "serious injuries".
Surrey Police said the clockwise carriageway is expected to remain closed "for some time".
More top news
A study found that long-term use of certain anticholinergic drugs was associated with future incidence of the neurological disorder.
The UK and Germany were among major donors but aid agencies say its significantly lower.
A little drier towards the south tomorrow.