Al Qaeda terrorist attack on this city and this nation occurred nearly two dozen years ago and has long entered the history books, but chapters are still being written about the ...

The United States' long legal case against accused Sept. 11 mastermind Khalid Sheikh Mohammed remains in limbo after an appeals court scrapped a plea deal.

A federal court canceled a plea deal for an alleged 9/11 mastermind Khalid Sheikh Mohammed and co-defendants, extending the case.

A divided federal appeals court in Washington, D.C. on Friday tossed out an agreement that would have allowed 9/11 terror mastermind Khalid Sheikh Mohammed to plead guilty, in another failed effort to ...

FILE- Khalid Sheikh Mohammed, the alleged Sept. 11 mastermind, is seen shortly after his capture during a raid in Pakistan, March 1, 2003, in this photo obtained by the Associated Press.

NEW YORK — The United States' long legal case against accused Sept. 11 mastermind Khalid Sheikh Mohammed remains in limbo after an appeals court this week scrapped a plea deal that the ...

In their new book, The Hunt for KSM: Inside the Pursuit and Takedown of the Real 9/11 Mastermind, Khalid Sheikh Mohammed, journalists Terry McDermott and Josh Meyer detail the United States' hunt for ...

The United States’ long legal case against accused Sept. 11 mastermind Khalid Sheikh Mohammed remains in limbo after an appeals court scrapped a plea deal. The government had negotiated the ...

Khalid Sheikh Mohammed is accused mastermind of 9/11 Mohammed is accused of developing and directing al-Qaida’s plot to crash hijacked airliners into the World Trade Center and the Pentagon on ...