Watch: Sister Rosetta Tharpe united saints and sinners to create rock ’n’ roll

Sister Rosetta Tharpe’s magnificent sound and spirit is recognizable to anyone with the right kind of ears. Her story has elements familiar to any student of black America: the Deep South, the church, the great migration, Harlem. She emerged from these experiences as a fearless talent who was, until recently, left out of the rock ’n’ roll history books.