Today we remember the loss of life. They were fathers, mothers, sisters, brothers, sons, daughters, grandfathers, grandmothers… someone special to someone.
In honoring and remembering, we honor and remember them.
A total of 2,996 people were killed and more than 6,000 additional people were injured.
All passengers and crew of the four planes involved in the attack were killed, and a further 2,606 died at the Twin Towers, either at the scene or later on from their injuries. At the Pentagon, 125 people also lost their lives, most of whom worked for the United States Army or the United States Navy.
More than 400 first responders, including 60 law enforcement officers, were killed.
The youngest victim of the attack was Christine Lee Hanson, who was only two years old. She died on Flight 175, which crashed into the south tower of the World Trade Center, along with her parents Peter and Sue.
The eldest was 82-year-old Robert Norton, who was on Flight 77, which crashed into the Pentagon, with his wife Jacqueline. They were travelling to a wedding.

The attacks began at 8:46 AM on Tuesday, September 11, 2001
Photo is by Eyasu Etsub
Other countries that lost lives.
On that day, there were people from around the world that lost their lives. United Kingdom lost 67, Greece lost 39, Australia lost 11 and South Korea lost 28.