What does the BBC think of Radio 4's 10m loyal listeners? Too many are white, Southern and elderly

Daily Mail
"You might assume that being declared a ‘national treasure’ and boasting 10million listeners a week means Radio 4 is doing ­everything right.Yet the station’s output is still not good enough for the BBC Trust.In a performance review, it has ruled Radio 4 needs more northern presenters, a younger audience and to improve its appeal to ethnic minorities."