Police looking for a man in connection with a string of sexual offences on trains in south-east London have released two CCTV images.
A man is accused of committing sexual offences at Sydenham Hill railway station on the morning of August 24. The day before (August 23) the same man is accused of touching himself inappropriately on a train travelling between Brixton and Orpington in south-east London.
Officers believe the man in the CCTV images 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 2100062814.
Alternatively, you can call Crimestoppers anonymously on 0800 555 111