Then at 9:59 a.m., the burning WTC South Tower collapses. Four minutes later, at 10:03 a.m., United Airlines Flight 93, crashes in a field near Shanksville, Pennsylvania.
What floor did the planes hit the South Tower?
9:03 a.m. - Flight 175 crashes into floors 77 through 85 of the South Tower.
Where did the South Tower get hit?
The transponder is turned off by hijacker-pilot Hani Hanjour. 9:03:02: Flight 175 crashes into the south face of the South Tower (2 WTC) of the World Trade Center, between floors 77 and 85. All passengers and crew are killed together with an unknown number inside the building.
Where did the planes that hit the towers land?
Just four minutes after Flight 93 departed, hijacked Flight 11 struck the North Tower of the World Trade Center. At 9:03 a.m., a second hijacked plane, Flight 175, hit the South Tower.