Have they seen the evidence and do they accept that the ticket was paid but they want to go to court anyway?
If they are going to blindly go to court, your son has no option but to defend the proceedings.
Criminal proceedings are decided beyond all reasonable doubt and it would be for the prosecution to prove beyond all reasonable doubt, that your son had not paid for the ticket.
This is not a matter for the court for the train investigation unit and if your sons discussion with them as hit a brick wall, then he has no alternative but to go to court and let the magistrates decide the issue.
Can I clarify anything for you?
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