Detectives investigating an assault at London Bridge Tube Station have released a CCTV image of a woman they are keen to speak to.
The incident happened in a passageway leading to the Jubilee line platforms at London Bridge Station at 5pm on Wednesday 12 December.
A woman is reported to have slapped, punched and kicked another woman who was travelling with two small children.
The victim suffered bruising.
Officers believe the woman shown in this CCTV image may have information which could help their investigation.
Anyone who recognises the woman, or who has more information about the incident, is asked to contact the British Transport Police by texting 61016 or calling 0800 40 50 40, quoting reference number 438 of 12/12/18.
Alternatively you can call Crimestoppers anonymously on 0800 555 111.
For the latest local news and events direct to your inbox every Monday, you need our weekly email newsletter SE1 Direct.