Diana video tapes 'important historical source' says Channel 4 amid privacy row

Channel 4 has defended the use of controversial video tapes of the late Diana, Princess of Wales, in a forthcoming documentary, describing the material as an "important historical source".

Featuring the footage in the documentary Diana: In Her Own Words has been strongly criticised by royal commentators and Rosa Monckton, one of Diana's closest friends, who said it was a "betrayal of her privacy".