Hijackers Mohammed Atta and Abdulaziz al-Omari pass through security at Portland International Jetport in Maine.
They board a shuttle flight to Boston's Logan International Airport, where they connect to Los Angeles-bound American Airlines Flight 11...
September 11, 2001 was a primary election day in New York City.
Many police officers begin their days early at polling stations.
The statewide primaries scheduled for September 11 consume considerable local interest in the summer and early fall of...
American Airlines Flight 11 takes off fourteen minutes behind its scheduled departure.
Seventy-six passengers, 11 crew members and five hijackers board Flight 11.
In industry terms, the Los Angeles-bound flight is "riding heavy," stocked with...
Registration opens for the Risk Waters technology conference at Windows on the World.
Other special events at the Twin Towers planned for September 11 include the annual conference for the National Association of Business Economics, a dance concert in...
United Airlines Flight 175 takes off from Logan Airport, 14 minutes behind its scheduled departure.
Fifty-one passengers, nine crew members, and five hijackers board Los Angeles-bound Flight 175...
Veteran flight attendants Betty Ong and Madeline “Amy” Sweeney, with a combined 26 years of experience, alert ground personnel to the hijacking of Flight 11. They stay on the line for almost the entire duration of the flight after its seizure by...
American Airlines Flight 77, en route to Los Angeles, departs Washington Dulles International Airport ten minutes delayed.
Fifty-three passengers, six crew members, and five hijackers board the Los Angeles-bound flight...
United Airlines Flight 93 departs Newark International Airport after a lengthy air traffic delay on the tarmac.
Flight 93 was scheduled to leave Newark at 8:00 am, within minutes of the other hijacked flights...
Hijackers crash Flight 11 into floors 93-99 of the World Trade Center's North Tower, killing everyone on board and hundreds within the building.
The Fire Department of New York (FDNY) and New York Police Department (NYPD) dispatch units to the World...
Your attention, please, ladies and gentlemen. Building 2 is secure. There is no need to evacuate Building 2. If you are in the midst of evacuation, you may use the re-entry doors and the elevators to return to your office. Repeat, Building 2 is secure...
Hijackers crash Flight 175 into floors 77 to 85 of the World Trade Center's South Tower, killing everyone on the plane and hundreds inside the building.
During its final nose dive, the plane lost altitude at a rate of approximately 5,000 feet per...
The NYPD calls a second Level 4 Mobilization, bringing its total deployment to 2,000 men and women.
The FDNY issues a second Fifth Alarm, dispatching 235 firefighters, 20 engines and eight ladder companies...
Hijackers crash Flight 77 into the Pentagon’s western facade, killing the 59 on board the plane and 125 military and civilian personnel inside the building.
A hundred and six are severely injured in the ensuing fire...
After burning for 56 minutes, the South Tower collapses in 10 seconds, killing approximately 600 workers and first responders in the building and surrounding area.
When the World Trade Center towers collapse, huge pieces of the steel facade fall to...
To prevent passengers from retaking the airplane, hijackers deliberately crash Flight 93 in a field in Somerset County, Pennsylvania, killing the forty on board.
The crash site is approximately 20 minutes flying time from Washington DC...
The North Tower collapses after burning for 102 minutes, killing approximately 1,400 in the building and the surrounding area.
After the South Tower collapsed, NYPD helicopters relayed information about the deteriorating conditions of the North Tower...
New York City Mayor Rudolph Giuliani calls for the evacuation of over one million residents, workers and tourists from lower Manhattan.
Throngs of people crowd onto streets, highways, and bridges to evacuate lower Manhattan...
Throughout the afternoon, volunteers, first responders, and construction professionals arrive at the site to search for survivors.
Firefighters, police officers, paramedics and other emergency service workers stream to the site to join in the...
Because lower Manhattan's waterlines have been compromised, and FDNY cannot get water to the flames, World Trade Center Building 7 collapses after burning for hours.
There are no casualties because the 47-story tower had been evacuated that morning...