this is a file photo of the world trade center i took while in new york in 1999 you can use if you want Bill Polo wtc9112001-- finaledit day 1

Sept. 11, 2001

this is a file photo of the world trade center i took while in new york in 1999 you can use if you want Bill Polo wtc9112001-- finaledit day 1

The Boston Globe |

Smoke billows out of the top floors of the World Trade Center Towers 11 September 2001 in New York City. Witnesses say two separate planes flew into the towers, in what is suspected to be a terrorist attack. AFP PHOTO/HUBERT MICHAEL BOESL wtc9112001 finaledit day 1

AFP |

planes crash into world trade center (Kelly Guenther/The New York Times) finaledit 1

the New York Times |

RETRANSMITTED TO PROVIDE ALTERNATE CROP -- Smoke billows from one of the towers of the World Trade Center and flames and debris explode from the second tower, Tuesday, Sept. 11, 2001. In one of the most horrifying attacks ever against the United States, terrorists crashed two airliners into the World Trade Center in a deadly series of blows that brought down the twin 110-story towers. (AP Photo/Chao Soi Cheong) wtc9112001 finaledit 1

AP |

RETRANSMITTED TO PROVIDE ALTERNATE CROP -- Two women hold each other as they watch the World Trade Center burn following a terrorist attack on the twin skyscrapers in New York Tuesday, Sept. 11, 2001. Terrorists crashed two planes into the World Trade Center and the twin 110-story towers collapsed Tuesday morning. (AP Photo/Ernesto Mora) wtc9112001 finaledit 1

AP |

(FILES) US President George W. Bush has his early morning school reading event interrupted by his Chief of Staff Andrew Card (L) 11 September, 2001, shortly after news of the New York City airplane crashes was available in Sarasota, Florida. Card resigned 28 March, 2006 and will be repalced by budget chief Joshua Bolten. AFP Photo/FILES/ Paul J. RICHARDS (Photo credit should read PAUL J. RICHARDS/AFP/Getty Images) ORG XMIT: SRQ54 finaledit 1

AFP/Getty Images |

The twin towers of the World Trade Center burn behind the Empire State Building in New York, Tuesday, Sept. 11, 2001. In a horrific sequence of destruction, terrorists crashed two planes into the World Trade Center and the twin 110-story towers collapsed. Explosions also rocked the Pentagon and the State Department and spread fear across the nation. (AP Photo/Marty Lederhandler) finaledit 1

AP |

ADVANCE FOR WEEKEND EDITIONS, MARCH 2-3--People hang out of broken windows of the North Tower of the World Trade Center in New York on the morning of Sept. 11, 2001. Six months after the attacks that brought down the World Trade Center, Americans know anything could happen anywhere at any time. (AP Photo/Amy Sancetta) ORG XMIT: NY424 finaledit 1

AP |

Pixs of the World Trade center, on fire and onlookers react as the first building explode and drops. 2nd set of pixs are of the second building coming down and police and pedestrians running for their lives. Police officer fom the emergency unit with with hi uzie stands guard as reports of alledge bombers are in the city. Setting devices in the strreets. Firefighters attack the smoke and por water on the remants of the what use tobe the World Trade Towers.. Pixs od a pair of shoes that were left on the streets. Pixs of woman reacting as the first building comes down. Pixs of the 2nd. buildidng coming down and debris coming at us and police run for cover. Papers adorn trees as a holiday was taking and the layers of powder of what use to be the WORLD TRADE CENTERS. finaledit 1

the New York Times |

** FOR USE AS DESIRED WITH SEPT. 11 ANNIVERSARY STORIES--FILE **People run from the collapse of World Trade Center Tower in this Sept. 11, 2001, file photo, in New York. Charlie Ross is seen fourth from the left. This year will mark the fifth anniversary of the attacks. (AP Photo/Suzanne Plunkett/FILE) ORG XMIT: NY237 finaledit day 1

AP |

SECOND IN A SERIES OF FOUR PHOTOS--The south tower of the World Trade Center begins to collapse following a terrorist attack on the New York landmark Tuesday, Sept. 11, 2001. (AP Photo/Amy Sancetta) wtc9112001 finaledit day 1

AP |

09/11/01, Financial District, N.Y., (TERROR) (MET) (DIGITAL)-The explosion of One World Trade Center building after it was hit by a plane in terror attack. (Cr:Chang W. Lee/The New York Times) Sack#200109466 finaledit day 1

the New York Times |

The remaining tower of New York's World Trade Center dissolves in a cloud of dust and debris abaout a half hour after the first twin tower collapsed. Each of the towers were hit by hijacked airliners in one of numerous acts of terrorism directed at the United States September 11, 2001. The pictures were made from across the Hudson River in Jersey City, New Jersey. REUTERS/Ray Stubblebine wtc9112001 finaledit day 1

Reuters |

This newly released aerial photograph made on September 11, 2001 by the New York City Police Department and provided on February 10, 2010 by ABC News shows the collapsing World Trade Center in New York following attacks by terrorists who flew two airliners into the towers. This and other aerial photos from the 9/11 attacks were obtained by ABC News, who in 2009 filed a Freedom of Information Act request with the National Institute of Standards and Technology. TOPSHOTS CREDIT MANADTORY: Courtesy of ABC News / NYPD / Detective Greg Semendinger via AFP RESTRICTED TO EDITORIAL USE / NO SALES / NO ARCHIVES / NO SUB-LICENSING (Photo credit should read Greg Semendinger/AFP/Getty Images) finaledit day 1

AFP/Getty Images |

(YEARENDER 4 OF 23) A woman covered in dust takes refuge in an office building after the top of one of the World Trade Center towers collapsed when two planes crashed into the buildings 11 September, 2001, in New York. The woman was caught outside on the street as the cloud of smoke and dust enveloped the area. The number of missing or dead in the attack is 3,047 as of early December, according to NYC officials. AFP PHOTO/Stan HONDA YEARENDER 2001-11 SEPT-WOMAN IN DUST ORG XMIT: YRE29 finaledit day 1

AFP |

Photographs from the destruction of the World Trade Center- Among the pictures are: Views from the Brooklyn Promenade of the towers before the collapse, then pictures of the 1st tower collapsing and the reaaction of the crowd who was watching. Also on the promenade, pictures of the a group of people huddled around a small transistor radio listening to updates. Pictures taken on the Brooklyn Bridge of a mass exodus from downtown, people walking on the vehicular portion of the bridge and the buring towers in the background. Pictures of the base of the destroyed World Trade Center. Ash and rubble is everywhere. Destroyed fire trucks and police cars and ambulances. There are some firefighters who are seen exhausted lying on the ground with the destruction in the background. Also, there are pictures of people lined for payphones (most cell phones were not working) and a group of people using phones that were set up out side for people to use at a firehouse near Chinatown. finaledit day 1

The New York Times |

People cover their faces as they move across the Brooklyn Bridge out of the smoke and dust in Manhattan Tuesday Sept. 11, 2001, after a terrorist attack on the twin towers of the World Trade Center. Terrorists hijacked two airliners and crashed them into the World Trade Center in a coordinated series of blows that brought down the twin 110-story towers. (AP Photo/Daniel Shanken) wtc9112001 -- Library Tag 12282002 National-Foreign finaledit day 1

AP |

Rescue worker remove a man from one of the World Trade Center towers in New York City, early September 11, 2001. Both towers were hit by planes crashing into the buildings and collapsed a short time later. REUTERS/Shannon Stapleton Published in NYTimes 09/12/01 Published Caption: Rescue workers, surrounded by swirling ash, carrying a man (**THIS IS THE FDNY CHAPLAIN, Father Mychal Judge**)from the World Trade Center. (Reuters) finaledit day 1

REUTERS |

A helicopter flies over the Pentagon in Washington, Tuesday, Sept. 11, 2001 as smoke billows over the building. The Pentagon took a direct, devastating hit from an aircraft and the enduring symbols of American power were evacuated as an apparent terrorist attack quickly spread fear and chaos in the nation's capital. (AP Photo/Heenson Yim) ORG XMIT: WX116 finaledit day 1

AP |

(KRT7) KRT US NEWS STORY SLUGGED: ATTACKS-PENTAGON KRT PHOTOGRAPH BY STEVE DESLICH/KRT (September 11) WASHINGTON, DC-- A rescue worker help an injured woman on the grounds of the Pentagon after a plane crashed into the building Tuesday September 11, 2001. Two planes had crashed into the World Trade Center earlier in the morning. (KRT) AP NC KD BL 2001 (Vert) (smd) (Additional photos available on KRT Direct, KRT/Newscom or upon request) wtc9112001 finaledit day 1

AP |

The Pentagon is lit up as firefighters continue to work the scene where the building took a direct hit by an airplane in a terrorist attack Tuesday, Sept. 11, 2001, in Washington. (AP Photo/Steve Helber) wtc9112001 finaledit day 1

AP |

Investigators and police probe the site where a jet crashed Tuesday, Sept. 11, 2001 near Shanksville, Pa. A passenger on United Airlines Flight 93 called on his cell phone from a locked bathroom and delivered a chilling message. ``We are being hijacked, we are being hijacked!'' Minutes later the jetliner crashed in western Pennsylvania with 45 people aboard, the last of four closely timed terror attacks across the country. (AP Photo/The Plain Dealer, Joshua Gunter) finaledit day 1

AP |

An unidentified Pennsylvania State Trooper stands guard 11 September 2001 at the crash site of United Airlines Flight 93 in Shanksville, Pennsyvania. The mound of dirt in the center of the field is the crater made by the plane's impact. The plane from Newark, New Jersey, and bound for San Francisco, California, is believed to have been hijacked and crashed in the field. Forty-five people were on board the plane, and there were no survivors. AFP PHOTO/David MAXWELL finaledit day 1

AFP |

KRT US NEWS STORY SLUGGED: ATTACKS-PLANEFOUR KRT PHOTOGRAPH BY PHIL MASTURZO/AKRON BEACON JOURNAL (September 11) STOYSTOWN, PA -- Two ministers hug after leaving the crash site in Stoystown, Pennsylvania, where a fourth hijacked plane crashed on Tuesday, September 11, 2001. (KRT) NC KD BL 2001 (Horiz) (mvw) wtc9112001 finaledit day 1

KRT |

A trader of the stock exchange reads the evening paper with' Terror war on USA' on the front page 11 September, 2001 outside the London stock exchange, following the terrorist attacks at the World Trade Center and the Pentagon in USA earlier today. AFP PHOTO/Nicolas ASFOURI. wtc9112001 finaledit day 1

AFP |

Palestinians watch the news at the Palestinian refugee camp of Burg al-Barajneh in Beirut 11 September 2001. Dozens of Palestinian refugees in Lebanon fired into the air with joy at news of the suspected terrorist attacks in the United States. Since the start of the intifada last September, Palestinians have repeatedly accused the US of failing to stop Israel's attacks against them. AFP PHOTO/RAMZI HAIDAR wtc9112001 finaledit day 1

AFP |

A group of firefighters walk amid rubble near the base of the destroyed South World Trade Center in New York on September 11, 2001. In the worst terror attack on the U.S. mainland in modern history, two hijacked planes slammed into the twin towers of the World Trade Center in New York -- where about 40,000 people work -- and a third plane hit the Pentagon, across the Potomac river from Washington. REUTERS/Peter Morgan wtc9112001 finaledit day 1

Reuters |

A man helps evacuate a woman through rubble and debris after the collapse of one of the World Trade Center Towers 11 September 2001 in New York after two hijacked planes crashed into the landmark skyscrapers. AFP PHOTO/Stan HONDA wtc9112001 finaledit day 1

AFP |

Firefighters walk through smoldering debris at the site of the World Trade Center in New York Tuesday, Sept. 11, 2001. Two planes crashed into the upper floors of both World Trade Center towers minutes apart Tuesday morning, collapsing the 110-story buildings. (AP Photo/Graham Morrison) wtc9112001 finaledit day 1

AP |

People flee the scene near New York's World Trade Center after terrorists crashed two planes into the towers Tuesday, Sept. 11, 2001. In a horrific sequence of destruction, terrorists hijacked two airliners and crashed them into the World Trade Center in a coordinated series of attacks that brought down the twin 110-story towers. (AP Photo/Diane Bondareff) Library Tag 09112001 NATIONAL/EXTRA EDITION AMERICA UNDER ATTACK wtc9112001 finaledit 1

AP |

PHOTO WITH TIRE: Firefighter told me that this was a tire from one of the planes. I looked around and could find no other vehicle it may have come from. PHOTOS FROM BASE ZERO: Firefighters work to clear rubble at the base of the World Trade Center. The fire was too hot and the building too unstable for firefighters to get access to wounded fellow firefighters and what survivors may be stuck in the rubble of what once was the World Trade Center. Firefighters stand helplessly at the base of the World Trade Center. The fire was too hot and the building too unstable for firefighters to get access to wounded fellow firefighters and what survivors may be stuck inside. A firefighter stands atop a destroyed firetruck in front of what is left of the World Trade Center. In the background is the frame of the first few floors of WTC One. FIREFIGHTER ON STRETCHER: A wounded firefighter is rushed to a waiting ambulance. He was pulled from under the rubble moments earlier. Firefighters collapse against a cement guider on Washington Street. WINDOW FIXERS: Employees of 140 Broadway fix windows blown out during the explosion at World Trade Center. finaledit 1

People run from the collapse of World Trade Center Tower Tuesday, Sept. 11, 2001 in New York. (AP Photo/Suzanne Plunkett) finaledit 1

AP |

The wreck of the World Trade Center smolders in the background as a man passes a subway stop near ther World Trade Center Towers after planes crashed into each of the buildings in New York on September 11, 2001. Three hijacked planes crashed into major U.S. landmarks on Tuesday, destroying both of New York's mighty twin towers and plunging the Pentagon in Washington into flames, in an unprecedented assault on key symbols of U.S. military and financial power. REUTERS/Peter Morgan wtc9112001 finaledit 1

Reuters |

. **FOR USE AS DESIRED. COMPANION IMAGE NY226 FILE** THEN AND NOW. ONE IN A SERIES OF PHOTOS SHOWING IMAGES OF THE SEPT. 11, 2001, ATTACKS AND ITS AFTERMATH AND THE SAME SCENE SHOT BY THE SAME AP PHOTOGRAPHER IN JUNE 2006 Pedestrians on Beekman St. flee the area of the collapsed World Trade Center in lower Manhattan following a terrorist attack on the New York landmark in the Tuesday, Sept. 11, 2001 file photo. (AP Photo/Amy Sancetta,FILE) ORG XMIT: NY225 finaledit 1

AP |

Firefighters are dwarfed by debris at the site of the World Trade Center in New York Tuesday, Sept. 11, 2001. Planes crashed into the upper floors of the World Trade Center towers minutes apart Tuesday morning collapsing both 110-story buildings. (AP Photo/Graham Morrison) --Original IPTC Information: Special Instructions: MANDATORY CREDIT: GRAHAM MORRISON / AP Credit: AP Byline Title: STR finaledit 1

GRAHAM MORRISON / AP |

A man walks in the street near the World Trade Center towers in New York City, early September 11, 2001. Both towers were hit by planes which crashed into the buildings, which collapsed shortly after. REUTERS/Shannon Stapleton finaledit 1

REUTERS |

Am American flag flies near the base of the destroyed World Trade Center in New York, September 11, 2001. Planes crashed into each of the two towers, causing them to collapse. REUTERS/Peter Morgan wtc9112001 finaledit 1

Reuters |

ADVANCE FOR SUNDAY, SEPT. 23--FILE--A fireman screams in pain during his rescue shortly after both towers of New York's World Trade Center collapsed following a terrorist attack, Tuesday, Sept. 11, 2001. An estimated 300 firefighters died at the trade center. (AP Photo/Robert Mecea, Newsday) MAGAZINES OUT, NO SALES, NO ONLINE, MANDATORY CREDIT. finaledit 1

AP |

FREMSONA An unidentified woman, covered in ash from the first building collapse of the World Trade Center calls her parents from inside the Stage Door Deli on Vesey Street at the corner of Church Street where she, some emergency personel and others took refuge, while the second building came down before they were able to get away to safety. digital --Original IPTC Information: Caption: digital Headline: (edited J. Wilson and M. Smith) Crash Credit: the New York Times Source: the New York Times finaledit 1

the New York Times |

**FILE ** Firefighters work near the shell of what was once part of the facade of one of the World Trade Center towers after both towers were destroyed in a terrorist attack, in this Sept. 11, 2001, file photo. An autopsy linking the death of a police officer to dust at the World Trade Center site was chilling confirmation to many 9/11 rescuers that more than four years later, the disaster is still claiming lives. (AP Photo/Shawn Baldwin, File) ORG XMIT: NY118 finaledit 1

AP |

KRT US NEWS STORY SLUGGED: ATTACKS-TRADECENTER KRT PHOTO BY THOMAS E. FRANKLIN/THE RECORD (September 11) NEW YORK, NY -- Victims of the World Trade Center blast are treated at Exchange Place in Jersey City, New Jersey after being evacuated by ferry boats on Tuesday, September 11, 2001. (HK) NC KD BL 2001 (Horiz) (mvw) Library Tag 09122001 NATIONAL AMERICA UNDER ATTACK, SEPTEMBER 11, 2001 NEW YORK wtc9112001 finaledit 1

KRT |

(FILES) This file photo taken on September 11, 2001 shows a man standing in the rubble, and calling out asking if anyone needs help, after the collapse of the first World Trade Center Tower in New York City. Al-Qaeda mastermind Osama bin Laden was killed late on May 1, 2011 in a firefight with covert US forces deep inside Pakistan, prompting President Barack Obama to declare "justice has been done" a decade after the September 11 attacks. AFP PHOTO / FILES / Doug KANTER (Photo credit should read DOUG KANTER/AFP/Getty Images) NYTCREDIT: Doug Kanter/Agence France-Presse -- Getty Images finaledit 1

AFP/Getty Images |

Firefighters raise a flag at the World Trade Center in New York Tuesday, Sept. 11, 2001, as work at the site continues after hijackers crashed two airliners into the center. (AP Photo/The Record, Thomas E. Franklin) finaledit 1

AP |

Boston, MA -- LOGAN AIRPORT AFTER US TERRORIST ATTACKS -- Logan Airport employees comfort each other at the United Airlines ticket counter. (Globe Staff Photo/Pat Greenhouse) wtc9112001 finaledit 1

The Boston Globe |

Passengers leave under the watchful eye of a Massachusetts State Trooper (foreground) in the American Airlines terminal at Logan Airport in Boston, Massachusetts September 11, 2001, where the American Airlines flight 175 that was crashed into the World Trade Center in New York City departed. REUTERS/Brian Snyder Published in NYTimes 09/12/01 Published Caption: A state trooper watched yesterday as passengers at the American Airlines terminal at Logan International Airport were evacuated. (Reuters) finaledit 1

REUTERS |

A Buffalonian holds a U.S. Flag as he circles Niagara Square several times with music blaring in front of a closed City Hall, in Buffalo, N.Y., Tuesday, Sept. 11, 2001, after terrorist attacks erupted throughout the country. (AP Photo/David Duprey) Published in NYTimes 09/21/01 AUTOMOBILES section Published Caption: BUFFALO -- Circling Niagara Square downtown. (Associated Press) finaledit 1

AP |

Amanda Potter, left, prays with Mary Beth Pratt outside Belmont University's Student Center in Nashville, Tenn., Tuesday, Sept. 11, 2001, in the wake of the attacks in New York City and the Pentagon. (AP Photo/The Tennessean, Adriane Jaeckle) finaledit 1

AP |

A bicyclist stops by the American flag at half-staff at Bakalar Green at Columbus Municipal Airport, Tuesday, Sept. 11, 2001, in Columbus, Ind. Air traffic around the nation was halted for the first time in history Tuesday as stunned travelers watched televised pictures of the smoking ruins of New York's World Trade Center and the Pentagon, both attacked by terrorists. (AP Photo/The Republic) finaledit 1

AP |

Jason Young of Klamath Falls, Ore. prays at Bible Baptist Church Tuesday night, Sept. 11, 2001, during a prayer meeting held at the church to pray for the nation after terrorist attacks in New York and Washington. (AP Photo/Herald and News, Ron Winn) wtc9112001 finaledit 1

AP |

An Albanian girl lights a candle as a gesture for the victims of terrorist attacks against U.S. targets, in the capital Tirana, September 11, 2001. The banner on the back reads 'In homage to the American people'. Three hijacked planes crashed into major U.S. landmarks destroying both New York's mighty World Trade Center and plunging the Pentagon in Washington into flames in an unprecedented assault on key symbols of the U.S. military and financial power. REUTERS/Gent Shkullaku wtc9112001 finaledit 1

Reuters |

(YEARENDER 12 OF 23) The rubble of the World Trade Center smoulders following a terrorist attack 11 September, 2001 in New York. Two hijacked planes crashed into and destroyed both landmark structures. The number of missing or dead in the attack is 3,047 as of early December, according to NYC officials. AFP PHOTO/Alex Fuchs YEARENDER 2001-11 SEPT-TOWER-RUBBLE ORG XMIT: YRE37 finaledit 1

AFP |

Hundreds of students gathered at Ball Circle on the campus of Mary Washington College in Fredericksburg, Va., late Tuesday Sept. 11, 2001, to pray and reflect by candlelight on the day's events around the country. (AP Photo/The Free Lance-Star, Reza A Marvashti) finaledit 1

AP |

The sun sets over the New York City skyline and the Empire State Building, right, Tuesday, Sept. 11, 2001. Gone from the famous view is the two towers of the World Trade Center, they were destroyed by a terrorist attack early Tuesday morning. (AP Photo/Beth A. Keiser) wtc9112001 finaledit 1

AP |