It is not the first time the murder of Debbie Linsley has been re-investigated. In 2002 police thought that they had made a similar breakthrough, giving them the ability to complete a map of the killer's DNA , left behind at the scene.
Here is a news report from 13 September 2002.
More top news
A Labour MP tipped as a possible candidate for London mayor has admitted crashing into a motorcylist her second accident in just over a year
The 48-year-old man was held on suspicion of theft from heritage and protected sites.
A Met Police officer was left red-faced after attempting to stop a cyclist riding along a dedicated cycle path.