19 hijackers hijacked 4 passenger jets on September 11, 2001, flying two planes into the twin towers of the World Trade Center in New York City, one into the Pentagon building near Washington D.C., and another crashed in a field in Pennsylvania. Over 2,900 people were killed during the 9/11 terrorist attacks planned by al Qaeda leader Osama bin Laden, with the twin towers collapsing after being struck.

1. Twin tower attack In 2001 19 hijackers hijacked 4 planes and flew 2 into the twin towers 1 into the pentagon and 1 into a farm. The twin towers flew right to the ground damaging buildings next to them. It was organized by Osama bin laden. By Aaron

2. What happened What happened was 19 hijackers flew 2 passenger jets into the world trade center or now called the twin towers which are based in New York City; Arlington County, Virginia; and near Shanksville, Pennsylvania

3. Who did it The master mind be hind it was Osama bin laden but the man who got all the hijackers was al Qaeda

4. When was it It was on the 11 of September 2001 that’s why its called 911

5. How many people died There was 2993 people killed including 19 hijackers but there was 6000+ injured

6. After the attack Before the attack

7. The Pentagon The twin towers attack wasn't the only attack on that day they also bombed the Pentagon two planes hit the twin towers and one hit the Pentagon. 125 people died in the Pentagon attack.