Panorama on Tuesday May 31st was a stunning example of good investigative journalism. Using a hidden camera, an undercover reporter exposed horrifying abuse at a privately-run home for adults with learning difficulties. It was shocking, uncomfortable viewing. As a result, the company that runs the home - and many others - has suspended 13 employees. Police have arrested four. Watch it on i-player.

Last night's Panorama: a great example of the good investigative journalism can do