The Man Who Knew is the story of the life and death of FBI Special Agent John O'Neill. As the bureau's top counter-terrorism agent, O'Neill had investigated the bombings of the U.S. embassies in Africa and the USS Cole in Yemen. For six years, O'Neill was the FBI's leading expert on Al Qaeda. He warned of its reach. He warned of its threat to the U.S. He came to believe that the United States should kill Osama bin Laden before Al Qaeda launched a devastating attack on America. But O'Neill's often lonely voice was muted by a headquarters bureaucracy that...