Two air ambulances have been called a serious crash on the M25 near Lakeside in Essex. The East of England Ambulance service says the crash involves multiple vehicles including lorries.
"At present we have two ambulances, a duty officer, the Trusts hazardous area response team (HART), the Essex and Herts Air ambulance teams at the scene treating several casualties. Due to this, the Kent Air Ambulance has also been called upon to assist at the scene."
Drivers are being advised to find alternative routes and avoid junction 30 of the M25.
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