Observe moments of silence Observe a moment of silence on September 11 at any or all of the following times marking key moments on 9/11. As in years past, the moments below will be observed as part of the official 9/11 anniversary ceremony held at the World Trade Center for victims’ families.
8:46 a.m.: Hijackers deliberately crash American Airlines Flight 11 into floors 93 through 99 of the North Tower (1 WTC). 9:03 a.m.: Hijackers deliberately crash United Airlines Flight 175 into floors 77 through 85 of the South Tower (2 WTC). 9:37 a.m.: Hijackers deliberately crash American Airlines Flight 77 into the Pentagon, near Washington, D.C. 9:59 a.m.: The South Tower (2 WTC) collapses. 10:03 a.m.: After learning of the other attacks, passengers on United Airlines Flight 93 launch a counterattack on hijackers aboard their plane to try to seize control of the aircraft. In response, the hijackers crash the plane into an empty field near Shanksville, Pa. 10:28 a.m.: The North Tower (1 WTC) collapses. The 16-acre World Trade Center site is in ruins, with collateral damage affecting all adjacent properties and streets. A rescue and recovery effort begins immediately.
Toll bells Toll bells on September 11 at 8:46 a.m. or at each of the times listed above.
Read the names of the victims aloud The names of the men, women and children killed as a result of the 9/11 attacks have been read aloud at the official 9/11 anniversary ceremony in New York City every year. Download a list of the names inscribed on the 9/11 Memorial. (Names include all those killed in the 9/11 attacks and the six individuals killed in the 1993 World Trade Center bombing.)
The 9/11 Memorial Guide allows users to select specific names or groups of names, including names from a certain town or state, a specific company or first responder agency.
Lower flag in remembrance Lower flags to half-staff on the 9/11 anniversary. Flags may be lowered at 8:46 a.m. to mark the moment when Flight 11 struck the North Tower at the WTC.