Police are investigating a report of a racially aggravated public order offence aboard a train in London.
The incident is said to have happened on a train heading towards Liverpool Street. Police have released images in connection.
On 4 December shortly after 6pm, the victim was travelling on a train from Liverpool Street with her children, when a man allegedly began to make derogatory racial comments towards her.
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 BTP by texting 61016 or calling 0800 40 50 40 quoting reference 154 of 06/12/21.
Alternatively you can call Crimestoppers anonymously on 0800 555 111.