Drivers on the M25 are facing gridlocked traffic following a rush hour crash.
The anticlockwise carriageway is partially blocked after an accident at J21A (St Albans) this evening.
Traffic indicator Inrix says there are "severe" delays along both carriageways, with tailbacks to junction 23.
For all the latest updates, follow our live blog below.
You may also like
'I regret leaving Man Utd when I did – now I work in a shop for a living'
Travel expert names best sun-soaked destinations for a 'shoulder-season' escape
Most common reason insurance claims get rejected as 'super complaint' launched
Leather ankle boots offering autumn comfort and style have 20% off
Your Express is campaigning for a better Britain by holding power to account