Detective Inspector Warren Hines is investigating the murder of Jasbir Singh-Baines.
He was found floating in Dartmouth Park last week.
A post-mortem found that he had died from a cut to this throat.
DI Hines explains what he needs to know about Mr Singh-Baines.
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Cloudy with further outbreaks of rain, which are likely to become heavy at first. Staying generally dry after midnight.
Outbreaks of rain will slowly clear all but the far south by morning, where it could turn briefly heavy for a time.
Police in Nottingham are growing increasingly concerned for an 18-year-old girl who has been missing for four days.