Following the acquittal of two former Barclay's traders, Panorama asks if the right people are being blamed for what has been called the biggest financial fix of all time. Piecing together explosive new evidence, which calls into question the safety of other convictions, Panorama reporter Andy Verity reveals that manipulation of the world's most important interest rate, Libor, was allowed and even ordered by people at the highest levels of the financial establishment.
