Two aircraft were deliberately flown into the buildings of the World Trade Center. A 3rd aircraft was flown into the Pentagon, and a 4th aircraft, likely planned to crash into the White House of Capitol was crashed into a field in Pennsylvania.
The airline that crashed into the twin towers were both planes called Boeing 767 jetliners.
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american airlines
There are two towers called the twin towers, on September 11 one plane crashed into each tower.
at least 19 hijackers were in the plane that crashed the twin towers
Both planes that crashed into the twin towers (Flight 11 and Flight 175) were from Logan International Airport in Boston.
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Passengers, Crew, and of course, Terrorists!
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They died in the crash.
the people in the towers and the people hired to steer the planes.
They crashed on September 11, 2001.