Giuliani describes what it was like to live through the ten seconds in which the south tower caved in and fell to the ground. ➡ Subscribe: About National Geographic: National Geographic is the world's premium destination for science, exploration, and adventure. Through their world-class scientists, photographers, journalists, and filmmakers, Nat Geo gets you closer to the stories that matter and past the edge of what's possible. Get More National Geographic: Official Site: Facebook: Twitter: Instagram: Giuliani's 9/11: When the Towers Fell | National Geographic National Geographic
Hide player controls
Hide resume playing