We’re urging witnesses of a public order incident in Kingsclere Avenue, Leigh Park, on Sunday (24 Feb), to come forward.
We received a report that between 9.50pm and 10.30pm men were fighting and that a knife may have been used.
It’s believed that a number of people recorded the incident on their phones and we’re urging those people to call us.
A 42-year-old man from Havant has been arrested on suspicion of grievous bodily harm with intent and possess a knife blade. He's been released from custody but remains under investigation.
Anyone who witnessed the incident, or has mobile footage, is asked to call 101 quoting 44190067352.