Mohammad Ahmad al-Qahtani was flown back to Saudi Arabia, to a treatment facility.
Demonstrators in Kabul condemned Biden’s order freeing up $3.5B in Afghan assets held in the U.S. for families of America’s 9/11 victims — saying the money belongs to Afghans.
The FBI has released hundreds of pages of newly declassified documents about its long effort to explore connections between the Saudi government and the Sept. 11 attacks.
A local Indiana Republican Party chairman said he regrets sponsoring the float, which featured “smoking” replicas of the twin towers.
Countless Americans will climb stairs as a tribute to the 343 New York City firefighters killed on September 11, 2001.
Thousands of people lost their lives in the Sept. 11 terrorist attacks 20 years ago. Here is a list of the fallen.
Alan Chin jumped on his bike on Sept. 11, 2001, to document what was unfolding at the World Trade Center. Soon, the towers fell.
The 9/11 Ride of Hope will take 20 active, retired and surviving family members of first responders on a bike ride from New York City to Arlington, Va.
As the 20th anniversary of the September 11th terrorist attack approaches, thousands of victims have already received compensation but many more could still be eligible -- and keeping the funds active has been an uphill battle.
Satellite images taken in the days after the 9/11 attacks reveal the sobering impact on all three sites.
AmeriCorps, which has spent decades uniting Americans through service, is calling for volunteers for 9/11 Day projects — hoping to recapture the unity that swept the nation after the attacks.
“Nothing can capture the feeling I had walking out of Carlyle on Union Square and seeing the first tower smoking,” Michael Roth told New York University.
Research compiled by the Pew Research Center shows that in the decades since 9/11, Americans’ outlooks on wars, politics and terrorism have dramatically shifted.
New York City's medical examiner's office is continuing the difficult task of identifying remains recovered from the rubble of the World Trade Center.
The NYPD said it is treating the 9/11 anniversary in an 'elevated threat environment' despite no known credible threats against New York City.
Schoolteachers and administrators on Long Island are faced with the challenge of teaching an important piece of history that most of their students weren't even alive for — the Sept. 11, 2001, terrorist attacks.
Cutting-edge DNA technology will be used to analyze the remains of more than 1,100 victims of the Sept. 11 attack on the World Trade Center that have yet to be identified.
Thousands of firefighters and emergency medical personnel responded to Ground Zero, including more than 300 specialized canine search and rescue teams.
Biden will visit ground zero in New York City, the Pentagon and the memorial outside Shanksville, Pennsylvania, where United Flight 93 was forced down, the White House said Saturday.
Twenty years ago, Taliban-led Afghanistan fell to a U.S.-led coalition in the months after the Sept. 11 attacks. For Afghans, that means 20 years of change in an arc that's run from early hope to despair.