FOUR teenagers have been arrested after an assault which left a 69-year-old man seriously injured.

Police are appealing for witnesses to the altercation which occurred on Richmond Road, Brighton, at 5.30pm on Wednesday, November 3.

The man, who is from Brighton, was assaulted and suffered serious injuries, according to police.

He was subsequently taken to hospital.

Officers saw four teenagers leaving the scene and detained them.

A 16-year-old boy from Burgess Hill, two girls, aged 16 and 17, from Brighton, and a 14-year-old boy from Burgess Hill were all arrested on suspicion of causing grievous bodily harm.

All four teens remain in custody at this stage.

Anyone who witnessed the incident is asked to report it to Sussex Police online or call 101, quoting serial 1014 of 03/11.