The New York Times has introduced a documentary audio series that follows Rukmini Callimachi, who covers terrorism for The Times, on her quest to understand ISIS. Today, as a special episode of “The Daily,” we offer Chapter 9, Part 2 of “Caliphate,” in which a young Yazidi girl returns to her family after three years in ISIS captivity, and Rukmini is there to witness it. For more information about the series, visit nytimes.com/caliphate.

This episode includes disturbing language and scenes of graphic violence.