What follows is a chronology of events on September ll.
        Eastern Daylight Time is used throughout.

        8:45 a.m. First hijacked aircraft, American Airlines Flight 11 from
                    Boston, crashes into north tower of World Trade Center.

        9:03 a.m. Second hijacked aircraft, United Airlines Flight 175 from
                    Boston, slams into WTC south tower.

        9:17 a.m. FAA shuts down all New York City area airports.

        9:21 a.m. Authorities close New York area bridges and tunnels.

        9:30 a.m. In Florida, President Bush says events of the morning are
                    result of an "apparent terrorist attack."

        9:38 a.m. Third hijacked aircraft, American Airlines Flight 77 from
                    Dulles Airport near Washington, hits Pentagon, setting it
                       ablaze.

        9:40 a.m. FAA halts US flight operations, orders aircraft to land.

        9:45 a.m. White House workers evacuate the building.

        9:57 a.m. Bush departs Florida for Barksdale AFB, La.

        10:00 a.m. WTC south tower collapses.

        10:03 a.m. Fourth hijacked aircraft, United Airlines Flight 93 from
                    Newark, N.J., and on a heading to Washington, crashes in
                        Pennsylvania.

        10:10 a.m. Part of Pentagon collapses.

        10:13 a.m. United Nations building evacuated.

        10:22 a.m. State and Justice Departments are evacuated.

        10:24 a.m. FAA diverts all inbound trans-Atlantic flights to Canada.

        10:28 a.m. WTC north tower collapses.

        10:45 a.m. US evacuated all federal buildings in Washington.

        10:46 a.m. Secretary of State Colin Powell departs Latin America for
                    Washington.

        11:02 a.m. Mayor Rudolph Giuliani orders evacuation of New York
                    City, south of Canal Street.

        12:04 p.m. Authorities evacuate Los Angeles Airport.

        12:15 p.m. The Immigration and Naturalization Service (INS) imposes
                    highest state of alert on borders.

        1:04 p.m. Bush, at Barksdale, addresses nation, puts military on
                    worldwide alert.

        1:27 p.m. Officials declare state of emergency in Washington.

        1:48 p.m. Bush departs Barksdale for Offutt AFB, Nebraska.

        2:30 p.m. FAA bans commercial air traffic until further notice.

        4:30 p.m. Bush departs Offutt for Andrews AFB, Maryland.

        5:20 p.m. WTC Building 7 collapses.

        6:40 p.m. Rumsfeld holds news conference, says DOD is functioning.

        6:54 p.m. Bush arrives at White House.

        8:30 p.m. President Bush addresses the nation, declares US will pursue those
                    who planned and executed the attacks and nations harboring them.