CCTV footage has been released following a sexual assault in Redditch in November.
Police are trying to track the man in the images as they believe he could help with their enquiries.
The assault happened at the bus station in the Kingfisher Shopping Centre at around 3.10pm on November 23.
West Mercia Police said a man pinched a woman’s buttock as she walked through a door.
It is believed that the man pictured was in the area at the time of the incident and might be able to help police with enquiries.
A spokesperson for West Mercia Police said: "If you know who the person is in the picture or have any information that will help identify him, please contact PC Elliot by email matthew.elliot1@westmercia.police.uk or by calling 07977235689.
"Alternatively, information can be shared anonymously with Crimestoppers by calling 0800 555 111 or by visiting www.crimestoppers-org.uk."
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