Does Eastenders reflect the true diversity of London's East End?

BBC soap EastEnders is "almost twice" as white as the real east London, according to Diane Coyle, the acting head of the BBC Trust. So should the BBC do more to reflect an authentic portrayal of life in Britain? In this clip, ex-Eastenders actress Judith Jacob, who played Carmel Roberts in the BBC soap opera in the 1980s, speaks to the BBC's Dotun Adebayo.