Police are trying to trace the people featured in this CCTV footage of an assault which took place outside a nightclub in Nottingham.
The video shows a woman walking away from the Propaganda nightclub, Broadway, when she was approached by another woman and punched in the face.
The incident happened at around 5.15am on September 3 and left the victim with injuries to her mouth.
Anyone who can identify the people featured in the video, or who witnessed the assault, should call Nottinghamshire police on 101, quoting incident number 68 of September 3. Alternatively, call Crimestoppers anonymously on 0800 555 111.