The victim remains in a critical but stable condition in hospital.
Detectives investigating an assault in the centre of Bradford, which left a man seriously ill in hospital, have released images of five people they would like to identify.
It is believed they may have information about the incident which occurred near Bentley’s bar on Godwin Street in Bradford at around 1.30am last Sunday.
It is understood that the victim, a 35-year-old man, intervened in a dispute in the street between two groups before being assaulted himself. He remains in a critical but stable condition in hospital.
Detective Chief Inspector Chris Gibson, of Protective Services Crime, said: “We are continuing to piece together the circumstances around this incident and from reviewing CCTV from around the time of the incident we have identified these people who may have information that could assist the investigation.
“A man is seriously ill in hospital, so we need to identify these people so we can speak to them and further understand what happened.”