South Yorkshire Police are asking for witnesses to come forward following a serious assault last weekend.
Police have revealed that around ten armed men attacked a separate group of four men near to The Washington Pub in Fitzwilliam Street.
The larger group are described as being Somalian, between the ages of 20 and 28-years-old, and one of the group is reported to have been wearing a grey or white hooded top.
The incident occurred at 1:30am on Sunday 30 October, and it is believed that the group of ten men were armed with weapons, including knives.
One of the group who were attacked was a 25 year old man, who suffered serious facial injuries and was taken to hospital to receive treatment.
If you were in the area at the time and saw the incident, please call 101 or email email@example.com quoting incident number 1160.