Tuesday Sep 11, 2001 at 05:21:00 PM 250 Greenwich Street Manhattan, New York 10006, U.S.
When the North Tower collapsed, debris fell on the nearby 7 World Trade Center building (7 WTC), damaging it and starting fires. These fires burned for hours, compromising the building's structural integrity, and 7 WTC collapsed at 5:21 p.m.
