Detectives would like to speak to this man after a woman was sexually assaulted on a rush hour Central Line train.
The 23-year-old was travelling between Mile End and Liverpool Street when she said she was touched inappropriately.
The incident happened on September 21 at around 8.20am.
Anyone who recognises the man in the image should contact British Transport Police’s sexual offences unit by sending a text to 61016 or call 0800 40 50 40 quoting reference 157 of 21/09/2017.
Alternatively call Crimestoppers anonymously on 0800 555 111.
Comments: Our rules
We want our comments to be a lively and valuable part of our community - a place where readers can debate and engage with the most important local issues. The ability to comment on our stories is a privilege, not a right, however, and that privilege may be withdrawn if it is abused or misused.
Please report any comments that break our rules.
Read the rules here