Bill Moyers interviews investigative journalist Jeremy Scahill about Blackwater -- in this clip Scahill tells the incredible story of armed Blackwater troops being sent into New Orleans on the order of Blackwater CEO Erik Prince in the aftermath of Katrina.

Bill Moyers Journal, airing Friday, October 19th at 9 on PBS, examines what's behind Prince's recent blitz of television interviews defending his private security firm when officials in Iraq said they wanted the company out of their country in the wake of the shooting deaths of Iraqi civilians on September 16. Scahill is the author of the bestselling book: Blackwater: The Rise of the World's Most Powerful Mercenary Army.

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