FRONTLINE

The Interrogator

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.

Aired: 09/13/11

Rating: NR

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