September 11 2001 changed the world forever. More than 20 years later Americans who were children at the time look back on events and share their memories of the terrorist attack on their country.

The poster depicts the Twin Towers created from a collage of words of all the various different sites you can see from the Observation Deck. The Observation Deck was 107 stories, on top of South ...

This September 11 attack timeline shows how the events on 9/11 unfolded at the Twin Towers, Pentagon, and on Flight 93 in Shanksville, Pa.

The 23rd annual Tunnel to Towers race in his memory Sunday included firefighters in helmets and turnout gear, an army of West Point cadets and runners with a Siller-like resilience.

Sept. 11, 2001, the day extremists launched attacks from hijacked airplanes against three of the nation’s most recognizable buildings, is perhaps one of the most tragically unforgettable days in ...

Day-of-air coverage from September 11, 2001: ... outstanding and emotional work many of our reporters turned out that day, a few of the videos do contain footage of the Twin Towers falling. ...

Day-of-air coverage from September 11, 2001: ... outstanding and emotional work many of our reporters turned out that day, a few of the videos do contain footage of the Twin Towers falling. ...

Day-of-air coverage from September 11, 2001: ... outstanding and emotional work many of our reporters turned out that day, a few of the videos do contain footage of the Twin Towers falling. ...

I am standing on the roof of 2 World Financial Center overlooking Ground Zero. It is freezing. We arrived at 3 a.m., and we watched the day illuminate this dark day in our history.

NEW YORK (WABC) -- It's going to be different this year, that seems certain. A Saturday remembrance and reading of the names at Ground Zero. Different - because the normal hustle and bustle of ...