19:50The DocumentarySleevenotesEpisode 2: Chika UnigweBBC World Service Duration: 10 minutes Tue 20th Nov 2012, 19:50 on BBC World Service OnlineAvailable for over a yearListen nowChika Unigwe on Nigeria's contemporary music scene. Show more GenresNewsBrandThe DocumentarySeriesThe Documentary: Sleevenotes Source: BBC Online