Missing: A Tajik Mom Clings To Hope, 6 Years After Daughter's Call From Syria

A crackly 6-year-old WhatsApp message records the last known words of Sitora, a Tajik woman whose husband had joined Islamic State (IS) militants in Syria. Her mother later heard that Sitora was dead, but does not believe it. As she clings to hope that her daughter is still alive, she is also desperate to find the granddaughter who was born in Syria.