The Sixth Moment of Silence in NYC: Commemorating the WTC North Tower Collapse On September 11, 2001, at exactly 10:28 a. m.
, American Airlines Flight 11 crashed into the World Trade Center's North Tower, causing a catastrophic collapse that would forever change New York City's skyline.
Among the numerous moments of silence held to honor the victims of the tragedy is the sixth such moment, observed annually at the same time and place as the initial impact.