Aerial footage shows the multi vehicle crash on the M11 in which two people died.
Police one person has been arrested on suspicion of dangerous driving.
One of the vehicles involved was a horse box carrying a number of horses.
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A cloudy start with outbreaks of rain but clearing to the east by early afternoon. Drier later with some long spells of sunshine.
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Turning cloudy and becoming windier later. Patchy rain overnight.