There is queuing traffic due to people slowing to look at an accident on M25 clockwise between J16 M40 and J17 A412 (Maple Cross).
There is an accident on the opposite side of the road anticlockwise. Some of the clockwise traffic is also stopped for the Air Ambulance to take off.
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A number of teenagers, aged 13 to 15, from Portsmouth, have been treated in hospital, after taking tablets believed to be diazepam.
Thursday Evening's Pollen Forecast
Thursday night's weather for the east of the region