Police are appealing for witnesses and dashcam footage following a collision in Princess Road, Chelmsford, after 10pm on Friday November 6, where a disturbance was also underway.
A red Golf VW and a pedestrian had been in collision with a pedestrian, a man in his 20s, who was taken to hospital with serious injuries.
During the disturbance that followed a man in his 20s was assaulted, he was taken to hospital where he has received treatment for his injuries which are not deemed to be serious
Two 18-year-old men and a 16-year old boy were arrested on suspicion of GBH and later released on bail until Thursday November 26.
Anyone with information, who saw what happened or has any footage is asked to call 101 quoting incident 1341 of the 6 November or you can report it online at www.essex.police.uk
Information can also be given anonymously to independent charity Crimestoppers by calling 0800 555 111 or visiting crimestoppers-uk.org