A show featuring OST’s best music segments of 2017. Hosted by Celeste Headlee: We talk with singer and songwriter Rhiannon Giddens, who is best known as the lead vocalist for the folk band the Carolina Chocolate Drops. Her new solo album, “Freedom Highway,” tells the stories of oppressed African-Americans. We caught up with her ahead of a performance at the Variety Playhouse in May. Most clowns are cheerful, right? Well, one clown in Atlanta is awfully sad. Puddles the Clown is a persona created