It's hoped lessons can be learned from the investigation by Derbyshire Police into how to prevent the sexual exploitation of children in the future.
A Government inquiry is underway to tackle the problem across the country.
Those working on it say the issue is complicated and difficult to investigate.
But they hope the outcome of the inquiry will help to prevent young people being targeted.
Michael Sibert reports.
More top news
Leicester City have announced they are hosting a victory parade in the city on Monday 16 May.
David Cameron has arrived in Peterborough to celebrate his party's victory in the local elections.
Most areas will have increasing cloud and some northern areas will turn misty with possible fog by the end of the night.