Proficient across a range of genres, she had the hall-filling power of an operatic mezzo-soprano and the directness of a pop singer.Proficient across a range of genres, she had the hall-filling power of an operatic mezzo-soprano and the directness of a pop singer.Read MoreDeaths (Obituaries), Jazz, Pop and Rock Music, Opera, Apartheid (Policy), South Africa, Khumalo, Sibongile (1957-2021)