Building 7 has been marred with controversy since it collapsed late in the afternoon on September 11th, 2001.Now, almost twenty years after the fact, Dr. Leroy Hulsey from the University of Alaska Fairbanks has chipped in. His findings are the result of four years, hundreds of thousands of dollars and incalculable computer graphics hours.Featuring interviews with engineers Roland Angle, Scott Grainger and Kamal Obeid, this documentary is a comprehensive look into the collapse of World Trade Center Building 7, narrated by the legendary actor Ed Asner.