Police are investigating a fight that broke out between around 15 people on a late-night train from Ayr to Glasgow Central.
The fight took place on the 11pm service on Saturday, September 18.
A British Transport Police spokesperson said: “Officers are currently conducting enquiries to establish the full circumstances of what happened.
“The train was very busy and it’s believed there are a number of witnesses who haven’t yet spoken to police, who may have useful information.”
Anyone who witnessed the incident is asked to contact BTP by texting 61016 or calling 0800 40 50 40 quoting reference 2100069865.
Alternatively, people can call Crimestoppers anonymously on 0800 555 111.
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