"2001" . . "New York (N.Y.)" . . . . . "Films for the hearing impaired"@en . "Films for the hearing impaired" . "For most people the image of the collapse of the World Trade Center Towers on Sept. 11, 2001, was not only a scene of unforgettable horror, it was a moment of unimaginable consequence. This follows a blue ribbon team of forensic engineers as they begin searching for clues that would tell them why the towers fell. From detailed examination of the buildings original design to the relentless process of searching the scrap steel yards and Ground Zero itself for evidence." . "For most people the image of the collapse of the World Trade Center Towers on Sept. 11, 2001, was not only a scene of unforgettable horror, it was a moment of unimaginable consequence. This follows a blue ribbon team of forensic engineers as they begin searching for clues that would tell them why the towers fell. From detailed examination of the buildings original design to the relentless process of searching the scrap steel yards and Ground Zero itself for evidence."@en . . . . . . . . . . . "Why the towers fell"@en . "Why the towers fell" . . . "Nonfiction films"@en . "Nonfiction films" . . . . . . . . . . . . . . . . . . "Video recordings for the hearing impaired" . "Video recordings for the hearing impaired"@en . . . . . . . . "This documentary investigates the architectural aspects of the Twin Towers collapse, including survivors' stories." . . . "Documentary television programs" . "Case studies" . . . . . "Documentary films" . "Documentary films"@en . . . .