Preview: Season 29 Episode 20 | 30s
One of only eight Arabic-speaking FBI agents, Ali Soufan explains to FRONTLINE why he believes the attacks on the World Trade Center could have been prevented and how the use of torture failed to produce actionable intelligence in, "The Interrogator," airing Sept. 13.
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Funding for FRONTLINE is provided through the support of PBS viewers and by the Corporation for Public Broadcasting. Major funding for FRONTLINE is provided by the John D. and Catherine T. MacArthur Foundation. Additional funding is provided by the Abrams Foundation, the Park Foundation, The John and Helen Glessner Family Trust, and the FRONTLINE Journalism Fund with major support from Jon and Jo Ann Hagler on behalf of the Jon L. Hagler Foundation.