York Police are appealing for witnesses following an assault on a man at the Pavilion Hotel in York.
The incident took place on Saturday 27 May after a wedding at the venue. As a result of the assault the victim sustained injuries that required treatment by the Yorkshire Ambulance Service.
Officers are appealing for anyone who either witnessed the assault or has information that can help us to identify the suspects to come forward.
If you have any information that can help please email Dominic.Drumm@northyorkshire.police.uk or call North Yorkshire Police on 101, select option 2, and ask for PC Drumm.
If you wish to remain anonymous, you can pass information to Crimestoppers on 0800 555 111.
Please quote the North Yorkshire Police reference number 12230096325 when passing on information.