He was a prolific paedophile who used the internet to groom young girls - and, he got away with it for more than a decade.
Tonight, the full extent of the crimes carried out by delivery driver Darren Jeffries were revealed - following two Crown Court trials.
There were eighty offences in all carried out over a period of 13 years.
Children in Hampshire, Buckinghamshire, Surrey and Kent were targeted. Victims kept silent - and it wasn't until January 2013 - when a mother became suspicious of a man her daughter met in a chatroom - that police were called.
Even then, they were unaware just how many children and young people had been abused. Here's Mel Bloor.
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