Roots and Rhythms Celebrating Black Voices in Country Music with a performance by Don Louis; ABC News correspondent Phil Lipof interview members of The War And Treaty; ABC News Live anchor Kyra Phillips interviews GRAMMY® Award-winners Rhiannon Giddens and Cleve Francis, tracing the history of African Americans in country music; SiriusXM host and ABC News contributor Mike Muse interviews Charlene Polite Corley and Amanda Martinez about challenges of diversity in country music.