Last week, a federal appeals court in Washington, D.C., invalidated a plea agreement for Khalid Sheikh Mohammed, who has been ...

The United States’ long legal case against accused Sept. 11 mastermind Khalid Sheikh Mohammed remains in limbo after an ...

The decision undoes an attempt to wrap up more than two decades of military prosecution beset by legal and logistical ...

The deal would have allowed Khalid Sheikh Mohammed to avoid the death penalty in exchange for life without parole.

Tomorrow, Khalid Sheikh Mohammed, the self-confessed mastermind of the 9/11 attacks, and four others will be arraigned at a military tribunal at the Guantanamo Bay U.S. Naval Base. They’ve been ...

An appeals court allows the government to exit a deal that would have spared the 9/11 mastermind the death penalty.

WASHINGTON — Khalid Sheikh Mohammed, accused as the mastermind of al-Qaida’s Sept. 11, 2001, attacks on the United States, has agreed to plead guilty, the Defense Department said Wednesday.

WASHINGTON (AP) — Khalid Sheikh Mohammed, accused as the mastermind of al-Qaida's Sept. 11, 2001, attacks on the United States, has agreed to plead guilty, the Defense Department said Wednesday.

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

W ASHINGTON (AP) — Khalid Sheikh Mohammed, accused as the main plotter in al-Qaeda’s Sept. 11, 2001, attacks on the United States, has agreed to plead guilty, the Defense Department said ...