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Jeremy Scahill on ‘Dirty Wars,’ Tsarnaev brothers

06:01

Author Jeremy Scahill joins Martin Bashir to talk about his new book, “Dirty Wars: The World is a Battlefield,” which chronicles the “dark side” of U.S. counterterrorism, including the use of drones – and what it may teach us about Dzhokhar and Tamerlan Tsarnaev.