British Transport Police (BTP) has released CCTV images of four men detectives want to find after a "serious public order offence" on a Tube train.
BTP says the incident happened on a Circle Line train between Westminster and Mansion House at around 4.30pm on Saturday (November 11).
The force says a group of six or seven men boarded the train at Westminster Underground station, approached a lone man and started shouting abuse at him.
Detectives would like to speak to the men in the images "who they believe may have information that could help their investigation".
Anyone who recognises them is asked to contact British Transport Police by texting 61016 or by calling 0800 40 50 40 quoting reference number 542 of 11/11/2023.
Alternatively, you can call Crimestoppers anonymously on 0800 555 111.
1. British Transport Police
BTP officers want to speak to the men in these CCTV images. (Photos by BTP) Photo: BTP
2. BTP
BTP officers want to speak to the men in these CCTV images. (Photos by BTP) Photo: BTP
3. BTP
BTP officers want to speak to the men in these CCTV images. (Photos by BTP) Photo: BTP
4. BTP
BTP officers want to speak to the men in these CCTV images. (Photos by BTP) Photo: BTP