9/11 responders not only faced initial “acute” health problems, they soon began experiencing a wave of chronic diseases that continue to affect them 20 years later due a of mixture of cement dust and particles, asbestos and a class of chemicals called persistent organic pollutants. Read more»

President Joe Biden took the notable step last week of ordering the Justice Department and other agencies to disclose new portions of their long-secret files on the Qaida plot - what remains in doubt is whether the declassification will resolve the mysteries that still surround the case. Read more»

Across the state, many nonprofits are commemorating the 20th anniversary of the Sept. 11 terrorist attacks through community outreach on the National Day of Service and Remembrance. Read more»

On the morning of Sept. 11, 2001, former Arizonan Robert Sebold — a volunteer firefighter and EMT — watched the attacks on the World Trade Center on TV and knew he had to do something. The former soldier packed up his gear, put on his firefighter turnout clothes, then boarded a bus and headed for Ground Zero. Read more»

At fire stations across Tucson on Wednesday morning, firefighters honored fallen brethren and the victims of the Sept. 11 terror attacks by lowering flags to half-staff. At Fire Central downtown, the station's bell was rung after a moment of silence at 8:45 a.m., and two bagpipers played "Amazing Grace." Read more»

Tomorrow, Americans will commemorate the twelfth anniversary of one the darkest days in our nation's history. In tribute to the victims of 9/11, including the approximately 400 heroic first responders who gave their own lives to save others, let us again stand united in prayer and patriotism. Read more»

On the anniversary of 9/11, a new report claims the CIA became increasingly frustrated at the White House's failure to take seriously their information of a terrorist attack. Read more»

President Obama marked the eleventh anniversary of the Sept. 11 attacks in his weekly address. Read more»

The Oklahoma City bombing and al-Qaida attacks served as inspiration and education for confessed mass murderer Anders Behring Breivik, he told a courtroom in Norway on Friday Read more»

In a trio of commemorations, Tucson's firefighters, police and ordinary citizens paid tribute Sunday morning to the heroes and victims of the terrorist attacks of a decade ago. Firefighters remembered their lost brothers by tolling a bell three times. Three volleys were fired by police riflemen. And at Reid Park, a flyover by a pair of F-16s set a crowd of hundreds cheering. (with video) Read more» 1

The names of the 2,983 victims of Sept. 11, 2001, and 1993 World Trade Center bombing, echoed across Ground Zero on Sunday, the 10th anniversary of the 9/11 terrorist attacks on America. Read more»

Although the Twin Towers no longer grace the New York City skyline, they will always exist, thanks to Hollywood. Read more»

Tucson-area events marking the 10th anniversary of 9/11 include discussions, film screenings, theater productions, art exhibits, prayer services and tributes. Read more»

Since 9/11, civilians all over the world have been killed by terrorists on every day of the year, year after year. Read more» 4

Audio recordings of the first reactions by American air traffic controllers, pilots and the military to the attacks of Sept. 11, 2001, were made public for the first time Thursday, days ahead of the 10-year anniversary. Read more»