POLICE want to trace this woman in relation to an assault at a railway station.
The victim, a woman in her 30s, climbed aboard a train at Rotherham and travelled to Doncaster, where the incident happened.
There was an altercation onboard, British Transport Police said, and the argument spilled out onto the platform.
The victim was punched in the face and left with a black eye and bruising to her cheek.
It happened at about 10.30pm on December 9 and anyone with information should contact BTP by sending a text to 61016 or by calling 0800 405040, quoting reference 657 of December 9.
Alternatively, ring Crimestoppers anonymously on 0800 555 111.