After 13 years and four trials, which led to two men being wrongfully imprisoned, the real killer of Rachel Manning has finally been brought to justice.
41-year-old Shahidul Ahmed was today found guilty of murdering the teenager and dumping her body at Woburn golf club near Milton Keynes.
He was caught when DNA taken after an assault in 2010, linked him to a sample collected a decade before. Today he was jailed for life at Luton Crown Court.
Click below to see Olivia Paterson's report: