Tracing The Origins Of The Islamic State (Terry Gross, Fresh Air)

Journalist Joby Warrick, author of 'Black Flags,' traces the Islamic State's development from an al-Qaida-related insurgency in Iraq to a successful jihadist movement that now holds territory in Syria and Iraq.
Interview:
http://freshairnpr.npr.libsynfusion.com/tracing-the-origins-of-the-islamic-state