The Chinese Communist Party's Struggle to Track Down Uyghurs

The Chinese Communist Party's effort to track down members of the Uyghur ethnic minority group who have fled the country. A new report obtained exclusively by NBC News documents disturbing efforts by China to allegedly target exiled Uyghurs. Idris Hassan is in a prison in Morocco; his wife and young daughter, thousands of miles away in Turkey, listening in to our phone call as he tells us about his two year nightmare.