Police are appealing for witnesses and dash cam footage in connection with a collision on the M11.
It the incident happened between Harlow and Stansted at around 2pm on Sunday, May 19.
It was reported a silver BMW convertible had collided with a Mini on the northbound carriageway.
A 35-year-old man from London was arrested on suspicion of dangerous driving and driving while unfit through drink or drugs.
He has since been released under investigation.
Officers are particularly keen speak to anyone who saw or has dash cam of the collision or the way the BMW was being driven before it took place.
If you have any information please call us on 101 quoting incident 713 of May 19 or Crimestoppers anonymously on 0800 555 111.
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