Wide shot of the burning World Trade Centre as the second plane approaches
The second commercial plane hijacked after taking off from Boston’s Logan International airport approaches the World Trade Center shortly before crashing into the south towerPhotograph: Seth Mcallister/AFP/Getty Images
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Dark smoke coming out of the point of impact on the tower
The point of impact where the first plane crashed into the north towerPhotograph: Jeff Christensen/Reuters
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United Airlines Flight 175 pictured just before it struck the south tower
United Airlines Flight 175 pictured just before it struck the south towerPhotograph: Carmen Taylor/AP
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Dan Bartlett points to news footage on a small TV as Bush sits at a table on the phone surrounded by documents
Dan Bartlett, deputy assistant to President George W Bush, points to news footage of the attack as Bush gathers information in a classroom at Emma E Booker elementary school in Sarasota, Florida. Behind them are Deborah Loewer, director of the White House situation room, and Karl Rove, a senior adviserPhotograph: Eric Draper, Courtesy of the George W. Bush Presidential Library/Getty Images
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The moment of impact as United Airlines Flight 175 hits
The moment of impact as United Airlines Flight 175 hits the 77th to 85th floors of the south tower, at 9.03am. The photograph was taken from Battery Park, at the southern tip of ManhattanPhotograph: Paul Turner/Getty Images
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People sitting on a jungle gym look towards the smoke and flames
People sitting on a jungle gym in the Charles Venn Park playground look towards the smoke and flames from the World Trade CenterPhotograph: Rodney G. JeanBaptiste/Getty Images
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Photo from near the base of the tower, looking up at the fire and smoke just after the impact
Flames spew out of the south tower, whose official name was 2 World Trade Center Photograph: David Handschuh/NY Daily News/Getty Images
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Onlookers in businesswear gaze up in horror
Onlookers gaze up in horror as 1 World Trade Center (the north tower) collapsesPhotograph: Corey Sipkin/New York Daily News/Getty Images
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People running down Broadway as a smoke and dust cloud comes up the street
People run down Broadway as a smoke and dust cloud tears up the street from the collapsing buildingsPhotograph: Kelly Price/Reuters
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A crying, dust-covered woman being helped by another woman in a facemask
A dust-covered woman is led away from the destructionPhotograph: Michel Setboun/Corbis/Getty Images
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Panicked people running down a street as an enormous dust cloud billows towards them between buildings
People run from the collapsing towers.“I was only out of the subway a few minutes, trying to negotiate police barriers, when someone shouted: ‘The towers are coming down!’” Suzanne Plunkett, the photographer, recalled. “Initially I ran, but my photojournalism training kicked in and I turned around to capture this photo.”Photograph: Suzanne Plunkett/AP
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Pedestrians walk across the Brooklyn Bridge away from the burning towers
Pedestrians walk across the Brooklyn Bridge away from the burning towers before their collapsePhotograph: Henny Ray Abrams/AFP/Getty Images
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A man in a suit holding a briefcase and a woman in smart clothes wearing sunglasses, both with dust on them, trying to escape the dust cloud
Pedestrians flee lower ManhattanPhotograph: Amy Sancetta/AP
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Marcy Borders stands covered in dust in the lobby of a nearby office building
Marcy Borders stands covered in dust in the lobby of a nearby office building. She had been caught outside on the street as the cloud of smoke and dust enveloped the area. Borders had recently started work with Bank of America. She struggled to recover from the trauma of the attack, and died from stomach cancer in 2015. She believed the illness was caused by the toxic dust Photograph: Stan Honda/AFP/Getty Images
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Smoke and ash engulf lower Manhattan, in an aerial image
Smoke and ash engulf lower Manhattan, in an aerial image provided by New York City police department pilot Greg SemendingerPhotograph: Greg Semendinger/AP
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A rescue helicopter flying as smoke billows of the Pentagon
A rescue helicopter at the Pentagon, as firefighters battle flames after the hijacked American Airlines Flight 77 was crashed into the US military headquarters outside of Washington DCPhotograph: Larry Downing/Reuters
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Firefighters raise a US flag in the wreckage
Firefighters raise a flag late in the afternoon in the wreckage of the World Trade Center towersPhotograph: Thomas E Franklin/AP
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The rubble of the World Trade Center smouldering after the attacks
The rubble of the World Trade Center smouldering after the attacksPhotograph: Alexandre Fuchs/AFP/Getty Images
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Emergency workers look out of a blown-out window at the rubble
The rubble of the World Trade Center the following morningPhotograph: Porter Gifford/Corbis/Getty Images
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