During the conservative leadership campaign. the government has refused to comment. now on bbc news, witness history. hello, i am shanequa paris, thanks forjoining me. i'm here at new broadcasting house in london for this edition of witness history, bringing you important moments from the past, as told by the people who were there. now, in this episode, we are celebrating 100 years of the bbc, and will look back at five incredible stories from the corporation's history. coming up... we will hear from the tv chef who taught the west how to cook indian food. plus the iconic moment the bbc beamed...