Police have released CCTV images of a man who may be able to help police investigating an allegation of sexual assault in Crewe.
The incident happened in an alleyway down the side of the Barrel Pub off Nantwich Road in the early hours of 25 August 2013.
Police are investigating the circumstances surrounding the incident and are continuing to appeal to anyone who witnessed what happened, or was in the area at the time and has seen anything significant, to get in touch.
Officers are keen to trace a man who was in the area at the time who may have important information that could help police with their enquiries.
DS Jim Boulton said: "We are urging this person to come forward as they may have important information.
"Similarly, anyone who may be able to assist in progressing these enquiries should contact Cheshire Police on 101 quoting incident number 175 of 25 August 2013 or Crimestoppers, anonymously, on 0800 555 111."