In 1986, American Girl hit the toy scene, pairing dolls from different historical eras with books detailing their place in time. But for African-American children wishing to purchase an American Girl doll, for years they only had one option: Addy Walker, whose story follows her as a slave who escapes to freedom. We'll speak with Aisha Harris of Slate who explains why this is significant and how the company is diversifying its dolls.