Gayle King is proud and humbled to learn about her grandfather's role in a WWI medical unit and his survival during one of the deadliest battles in U.S. military history.
Jordan Peele has an emotional reaction to discovering details about the sale of his enslaved ancestors.
RuPaul Charles learns about the bittersweet story of his ancestors under slavery.
Ava DuVernay makes an emotional discovery about her African ancestry through family history and DNA.