We are appealing for information following an assault in Lancaster.
It happened at around 03:00 hours on Thursday 14th November on Penny Street. Three men, aged 21 and 22, were walking when they were approached by two unknown males.
The males have assaulted two of the men, with one sustaining serious facial injuries which requires surgery.
The two male suspects have then run off in different directions.
The first is described as wearing a white hoody and black tracksuit bottoms and the second wearing a black hoody and black tracksuit bottoms.
DC Hannah Entwistle of Lancaster CID, said: “This is a serious assault, which left one man requiring surgery. We need to find the people responsible and would appeal to anyone with information to get in touch as soon as possible.
“If you saw the assault itself or anything suspicious in the area, please call us.”
Anyone with information should ring 101 quoting log number 113 of 14th November.