A timeline of events on Sept. 11, 2001

THE ASSOCIATED PRESS

March 31, 2006

8:00 a.m. -- American Airlines Flight 11, Boeing 767 with 92 people on board, takes off from Boston's Logan International Airport for Los Angeles. 8:14 a.m. -- United Air Lines Flight 175, Boeing 767 with 65 people on board, takes off from Boston's Logan airport for Los Angeles. 8:21 a.m. -- American Airlines Flight 77, Boeing 757 with 64 people on board, takes off from Washington Dulles International Airport for Los Angeles. 8:40 a.m. -- Federal Aviation Administration notifies North American Aerospace Defense Command's Northeast Air Defense Sector about suspected hijacking of American Flight 11. 8:41 a.m. -- United Air Lines Flight 93, Boeing 757 with 44 people on board, takes off from Newark International Airport for San Francisco. 8:43 a.m. -- FAA notifies NORAD's Northeast Air Defense Sector about suspected hijacking of United Flight 175. 8:46 a.m. -- American Flight 11 crashes into north tower of World Trade Center. 9:03 a.m. -- United Flight 175 crashes into south tower of trade center. 9:08 a.m. -- FAA bans all takeoffs nationwide for flights going to or through its New York Center airspace. 9:21 a.m. -- All bridges and tunnels into Manhattan closed. 9:24 a.m. -- FAA notifies NORAD's Northeast Air Defense Sector about suspected hijacking of American Flight 77. 9:26 a.m. -- FAA bans takeoffs of all civilian aircraft. 9:31 a.m. -- President Bush, in Florida, calls crashes an "apparent terrorist attack on our country." 9:40 a.m. (approx.) -- American Flight 77 crashes into Pentagon. 9:45 a.m. -- FAA orders all aircraft to land at nearest airport as soon as practical. More than 4,500 aircraft in air at the time. 9:48 a.m. -- U.S. Capitol and White House's West Wing evacuated. 9:59 a.m. -- South tower of trade center collapses. 10:07 a.m. (approx.) -- United Flight 93 crashes in Pennsylvania field. 10:28 a.m. -- North tower of trade center collapses. 11:00 a.m. -- New York mayor orders evacuation of lower Manhattan. 1:04 p.m. -- From Barksdale Air Force base in Louisiana, Bush announces U.S. military on high-alert worldwide. 2:51 p.m. -- Navy dispatches missile destroyers to New York, Washington. 3:07 p.m. -- Bush arrives at U.S. Strategic Command at Offutt Air Force Base in Nebraska. 5:25 p.m. -- Empty 47-story Seven World Trade Center collapses. AP-ES-03-31-06 1056EST