A man dressed as Batman has been helping police with their inquiries after hand-delivering another man to police who was wanted in connection with fraud offences.
The caped crusader was captured on CCTV at Trafalgar House police station in the city.
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Former Police Inspector Harry White told the inquests that he was told that fans entering the terraces should "find their own level."
A former police inspector has told the inquests he realised fans entering through an exit gate would head towards already crowded pens.