Two men are currently in police custody after a 41-year-old man was left with serious head injuries following an assault.
Emergency services were called to an area near to Arundel Gate and Castle Square at around 10pm on Sunday 23 June, after it was reported that the victim had been assaulted by another man.
The victim was taken to hospital, where he currently remains in a critical condition.
Two men, aged 26 and 20, both from Sheffield, were last night (Monday 24 June) arrested on suspicion of assault.
Anyone with information is asked to call 101 or Crimestoppers anonymously on 0800 555111 quoting incident number 898 of 23 June 2019.