The images of two men who pick pocketed a pensioner at Leeds station have been released by the British Transport Police.
Do you recognise this man?
The 77 year-old was travelling to London Kings Cross in January when two men apparently worked as a team to steal from him.
Police say the victim was distracted by one of the men while the train was in Leeds station as the other lifted the wallet from his pocket.
If you have any information call the British Transport Police on 0800 40 50 40.
Police want to speak to this man