11'09''01 by Alejandro Gonzalez Iñarritu

One of 11 short films not about who or who not commited 9/11 but about that it happened:

11'9''01 September 11 (2002, 135 min), is an international film composed of 11 contributions from different filmmakers, each from a different country. Each gave their own vision of the events in New York City on September 11, 2001, in a short film of 11 minutes, 9 seconds, and one frame. The original concept and production of the film were by French producer Alain Brigand. It has been released internationally with several different titles, depending on the language. It is listed in the Internet Movie Database as 11'09"01 - September 11, while in French, it is known as 11 minutes 9 secondes 1 image and in Persian as 11 de Septembre.