![Smoke pours from the World Trade Center in New York City after being hit by two planes, on September 11, 2001.](https://imagenes.elpais.com/resizer/v2/7KOINECPWZBWNBL4VF6N5V6Y2M.jpg?auth=582013a843a58593dcfd0981bdfa641b5bacf0f9283fafc987f667ab86ca2742&width=414&height=233&smart=true)
9/11: A timeline of the events of the September 11 attacks
19 hijackers took control of four commercial flights as part of a coordinated terrorist attack on several iconic U.S. landmarks. As a result, 2,977 victims lost their lives
19 hijackers took control of four commercial flights as part of a coordinated terrorist attack on several iconic U.S. landmarks. As a result, 2,977 victims lost their lives