Plumes of smoke pour from the World Trade Center buildings in New York on Tuesday, Sept. 11, 2001. (AP Photo/Patrick Sison)

Pedestrians scramble for safety in front of City Hall as the first World Trade Center tower collapses on Sept. 11, 2001. (AP Photo/Paul Hawthorne)

Rescue workers search a mountain of wreckage after the collapse of the Twin Towers. (Steve McCurry/Magnum Photos)

Two emergency workers help a woman into a bus near the World Trade Center towers. (AFP PHOTO/Stan Honda)

A view of the Pentagon following an explosion that tore through the building on Sept. 11, 2001. (Gerald Herbert / The Washington Times )

Army staff scramble from the Pentagon after a report that a second hijacked plane headed for it. (Gerald Herbert / The Washington Times )

Employees evacuate after a plane was crashed into the Pentagon on Sept. 11, 2001. ( Photo by Gerald Herbert / The Washington Times )

A military presence on K Street, N.W. following attacks on the Pentagon and the World Trade Center. (Daniel Rosenbaum / The Washington Times )

View of the Pentagon after terrorists hijacked a passenger plane and crashed it into the Pentagon. (Jessica Tefft / The Washington Times)

One woman talks on a cell phone while another wipes tears from her eyes outside the Amtrak train station in Baltimore, MD. (Rod A. Lamkey Jr. / The Washington Times)

Remains of the Pentagon after a terrorist attack on Tues. September 11, 2001. (Gerald Herbert/ The Washington Times)

A young man from DC waves a flag in Washington, DC following a terrorist attack. (Liz O. Baylen /The Washington Times)

Firefighters survey the damage to the Pentagon. (Jessica Tefft /The Washington Times)

Thousands gathered at the Capitol reflecting pool in Washington, D.C. on Sept. 12, 2001 in a show of support to Americans who lost their lives in the September 11 terrorist attacks. (Jeff Hutchens/The Washington Times)

A rescue worker looks at the collapsed part of the Pentagon. (Astrid Riecken /The Washington Times)