BBC bosses set to 'hold inquiry' into how it lost The Great British Bake Off

Bosses at the BBC are reportedly planning to hold an inquiry in to how tbe broadcaster lost The Great British Bake Off (GBBO) to Channel 4. 
The hit show was snapped up by Channel 4 in a £75m deal over three years after the BBC's factual department, which ran GBBO, refused to pay £25m a year demanded by the production company and offered £15m. 
An insider told The Mirror that the BBC could have retained the show if the entertainment department