Gone With the Wind prequel to tell Mammy's story

Donald McCaig novel relates the untold back story of Scarlett O'Hara's devoted house slave

Mammy, the slave devoted to her mistress Scarlett O'Hara in Gone With the Wind, is to be given her own back story by the author Donald McCaig, in what its publisher said was "a necessary correction" to how the black characters in Margaret Mitchell's bestselling novel are portrayed.