On the morning of September 11, 2001, 19 terrorists hijacked four commercial aircraft and crashed two of them into the North and South Towers of the World Trade
On September 11, 2001, about 3,000 people were killed in the terrorist attacks on the United States. In New York City, seven buildings in the World Trade Center
At 5:20 in the afternoon on 9/11, Building 7 of the World Trade Center collapsed, even though it had not been struck by a plane and had fires on only a few floo