Sitting on the front row of a war court on the US's Guantanamo Bay naval base in Cuba, Khalid Sheikh Mohammed, one of the world's most notorious defendants, appeared to listen intently.

A plea hearing to enable alleged 9/11 terror attack mastermind Khalid Sheikh Mohammed to avoid the death penalty will not go forward Friday, after the D.C. Circuit ...

11, 2001 attacks, including alleged mastermind Khalid Sheikh Mohammed. The Justice Department filed its motion in the Washington, D.C. Circuit Court of Appeals Tuesday, asking the court to ...

WASHINGTON— The Biden administration succeeded Thursday in temporarily blocking a guilty plea by accused 9/11 mastermind Khalid Sheikh Mohammed, stalling a plea deal that would spare him the ...

The Biden administration doubled down Thursday on its unusual court battle to derail a plea deal that the government itself had reached with accused 9/11 mastermind Khalid Sheikh Mohammed.

The Biden administration has asked a federal appeals court to block a plea agreement for Khalid Sheikh Mohammed and two co-defendants in the September 11 2001 attacks. It comes days before the ...