A woman and man were assaulted after they challenged two men who they felt were being rude to the staff.
We understand that a young man with ginger hair may have witnessed the argument and assault and we are appealing for him to come forward.
He would have been out in Wolverhampton on Boxing Day night and he may hold vital information that could help our investigations.
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Remaining cold with some snow and ice next week.
Largely dry, some brighter spells, but cloud gradually thickening. Cold.
Crews from West Midlands Fire Service and Network Rail helped to successfully remove the animals from the tracks