Watch National Geographic Documentaries online: Episode 5 Triple Cross: Bin Laden's Spy in America

This is the true story of Egyptian spy Ali Mohamed. He infiltrated U.S. intelligence agencies, including the CIA and FBI, and joined the U.S. Army. At the same time, he took orders from the Egyptian Islamic Jihad terrorist organization and later joined forces with al Qaeda. He trained Osama bin Laden's jihadist warriors and helped plan terrorist attacks including the 1998 African embassy bombings

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