Two of the aircraft (American Airlines Flight 11 and United Airlines Flight 175) crashed into the skyscrapers of the World Trade Center, causing the total collapse of both buildings in the following hours and leaving more than 3,000 dead.
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Two of the aircraft (American Airlines Flight 11 and United Airlines Flight 175) crashed into the skyscrapers of the World Trade Center, causing the total collapse of both buildings in the following hours and leaving more than 3,000 dead.