Colleges attracting millions of pounds of public funding are under fire.
John Waite tracks down people who live as slaves in Britain.
John Waite investigates the varying approaches to street prostitution across the UK.
John Waite investigates claims that charities are being silenced.
John Waite asks why parents of some autistic children are trying unproven therapies.
Investigating a mass grave in Northern Ireland.
John investigates allegations of malpractice at one of the UK's leading training providers
Professional football club academies accused of over-recruiting young footballers.
The desperate measures some are taking to get themselves a home in the capital.
Dozens of farmers say they face ruin after borrowing money from a Somerset finance company