Investigative journalist Andy Webb - who first requested information in 2007 - believed the BBC held onto evidence around Martin Bashir s Panorama interview with Princess Diana.
Lord Stevens said disgraced journalist Martin Bashir (pictured interviewing Diana) would have been questioned under caution had they known of the lies he was telling her.
The tragic royal s sibling Earl Spencer is demanding Scotland Yard look anew at what he said lawyers called unlawful and criminal behaviour by the broadcaster.
Princess Diana s brother said last night he was groomed by disgraced BBC reporter Martin Bashir, as he renewed his demand for Scotland Yard to investigate the broadcaster.