NEW YORK (AP) - Six moments of silence are part of the 9/11 anniversary commemoration.
The public is invited to observe any or all of them.
Here is the list:
- 8:46 a.m. eastern time: Hijackers crash Flight 11 into the north tower.
- 9:03 a.m.: Hijackers crash United Airlines Flight 175 into the south tower.
- 9:37 a.m.: Hijackers crash American Airlines Flight 77 into the Pentagon.
- 9:59 a.m.: The south tower collapses.
- 10:03 a.m.: Passengers launch a counterattack on hijackers aboard United Airlines Flight 93. The hijackers crash the plane into an empty field near Shanksville, Pa.
- 10:28 a.m.: The north tower collapses.