Panorama lifts the lid on what could be Britain's biggest financial mis-selling scandal - the hard sell of so-called interest rate swaps. With thousands of businesses pushed into administration or struggling to stay afloat, Panorama hears from bank insiders as well as from business owners and employees who have lost their jobs and homes. As the new financial regulator faces its first major test, reporter Adam Shaw asks why the banks who broke the rules are allowed to control the redress scheme for the victims. Has anything really changed in the way our banks are regulated?