Police officers are looking for a man who headbutted another man in a fight in London Bridge station.
The altercation took place at about 10pm on Thursday, December 16, when a man approached the victim at the station. The attacker then headbutted the victim before walking away.
Officers believe the man in the CCTV image may have information which could help their investigation.
If you recognise him, or have any information, please contact British Transport Police by texting 61016 or calling 0800 40 50 40 quoting reference 151 of 17/12/21.
Alternatively, call Crimestoppers anonymously on 0800 555 111.