The US has reached a plea deal with alleged 9/11 mastermind Khalid Sheikh Mohammed and two other defendants, according to the Defense Department.

Lawyers for Khalid Sheikh Mohammed, the alleged architect of the September 11, 2001, attacks, are urging a federal appeals court to allow his guilty plea to proceed.

Plea deals for accused 9/11 mastermind Khalid Sheikh Muhammad and two others are back on the table after a military judge reversed an order by the U.S. secretary of defense, according to multiple ...

A divided federal appeals court on Friday threw out an agreement that would have allowed accused Sept. 11 mastermind Khalid Sheikh Mohammed to plead guilty in a deal sparing him the risk of ...

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