The breakthrough in bringing Matthew Hamlen back to court for a 2nd trial, came after forensic scientists found his DNA on the blouse of Georgina Edmonds. We asked expert Dr Eugen Stulz from the University of Southampton - to explain to us exactly what DNA is. His fascinating explanation led him to the nursery rhyme - Mary had a little lamb!
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Philippa has the latest update for the east
Philippa has the latest update for the west
Harry Dunn's mother has said the family are making "progress" in their bid to get justice for their son.