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Police want to speak to a man about an incident in Northampton.
It happened in Bradlaugh Fields on Monday 20 July.
They're looking to talk to the man in the picture and say he might be able to help them.
Anyone who think they recognise him is asked to contact Northamptonshire Police on 101.
Alternatively, they can call the independent charity Crimestoppers anonymously on 0800 555 111 or use the anonymous online form at www.crimestoppers-uk.org.