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9/11: A World Changed

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Expert journalists from The Associated Press mark the 20th anniversary of the 9/11 attacks with stories from New York and around the globe – looking back, assessing changes over time and digging into themes that have emerged since the world-changing event took place two decades ago.

Expert journalists from The Associated Press mark the 20th anniversary of the 9/11 attacks with stories from New York and around the globe – looking back, assessing changes over time and digging into themes that have emerged since the world-changing event took place two decades ago.

  1. 11 Sep 2021

    A bell chimes at the World Trade Center, signaling the start of commemorations marking 20 years since the 9/11 attacks.

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  2. 11 Sep 2021

    At 8:46 a.m., September 11, 2001, the world was upended. World affairs reordered abruptly on that morning of blue skies, black ash, fire and death. 

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  3. 11 Sep 2021

    Twenty years after the attacks, experts examined themes that have emerged since that clear day cast a shadow over a generation.

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  4. 11 Sep 2021

    The thousands of 9/11 survivors bear the weight of unanswerable questions. Some grapple with their place in the tragedy. “But while I’m here, I’ve got to make it count. I’ve got to make up for 3,000 people who lost their voice,” said Wendy Lanski.

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  5. 11 Sep 2021

    The fiery violence of 9/11 stoked an era of easy-to-access conspiracy theories that snowballed into one hoax after another, each more bizarre than the last.

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  6. 10 Sep 2021

    "A city of fear." AP's Kathy Gannon recounts her time reporting from Kabul, Afghanistan, in the days and weeks from the 9/11 attacks to the U.S. invasion. Gannon's account is excerpted from the book “September 11: The 9/11 Story, Aftermath and Legacy.”

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  7. 10 Sep 2021

    It was a day of indelible images — apocalyptic, surreal, violent, ghostly, both monumental and profoundly personal. Twenty years later, has curated 20 of its photographers’ frames from the Sept. 11 terrorist attacks.

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  8. 10 Sep 2021

    Two decades after the World Trade Center collapsed, people are still reporting illnesses that might be related to toxic dust that billowed over New York City. The U.S. has spent $11.7 billion on care and compensation for those exposed to the dust.

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  9. 7 Sep 2021

    Young American Muslims have grown up under the shadow of 9/11, facing hostility, suspicion, and questions about their faith. They've also found ways to fight back against bias, build bridges and challenge stereotypes.

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  10. 11 Sep 2021

    In the aftermath of the planes falling from the sky, America and the world were introduced to an array of personalities. Some we knew well. Others were thrown into public consciousness. Here’s where they are now.

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  11. 11 Sep 2021

    September 11 was also the day flying changed forever. The worst terror attack on American soil led to increased and sometimes tension-filled security measures in airports across the world.

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  12. 5 Sep 2021

    The act of remembering 9/11 was very different in the first few days -- and the first few years afterward -- than it is today. explores how the way people recall such a seismic event and culture-changing event can evolve.

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