As the 20th anniversary of the Sept. 11, 2001, attacks approaches, a new biography by journalist Peter Bergen traces Osama bin Laden's path from a shy, religious teenager to the leader of a global jihadist group dedicated to mass murder.
Following the attacks of Sept. 11, 2001, first responders rushed to ground zero in Manhattan, where they braved dangerous conditions to rescue people buried in the rubble, retrieve the remains of the dead and clear the debris. Among them was demolition supervisor John Feal.
In his new book, journalist Gregory Johnsen charts the rise of Yemen as a haven for al-Qaida and explores the recent history of radical Islam in the Arabian Peninsula. The death of Osama bin Laden, he says, had more of an effect on the U.S. psyche than it did on people in Yemen.
Imam Feisal Abdul Rauf was once the lead cleric associated with the proposed Islamic community center some critics called the "ground zero mosque." In his new book, Moving the Mountain, Rauf calls for moderate Muslims to step up and marginalize the voices of extremists.
After the Sept. 11 attacks, the New York City Police Department transformed itself into an aggressive domestic intelligence unit and monitored hundreds of Muslims in their mosques, workplaces and schools. Journalist Matt Apuzzo, who helped uncover the story, just won a Pulitzer Prize.
Former FBI agent and interrogator Ali Soufan talks about dysfunction and rivalries inside the government's counterterrorism agencies that led to missed opportunities — as well as the ineffectiveness of enhanced interrogation techniques on collecting intelligence.
The terrorist attacks of Sept. 11, 2001, linger in our thoughts, but not so much in our speech. Linguist Geoff Nunberg says "it's striking that 9/11 and its aftereffects have left almost no traces in the language of everyday life."
Firefighter Ken Haskell was off duty on Sept. 11, 2001, when his two brothers, also firefighters, died in the World Trade Center. Haskell's story of searching the rubble for his brothers' bodies is included in A Decade of Hope: Stories of Grief and Endurance from 9/11 Families and Friends.