The outgoing Biden administration has urged a federal appeals panel to block Khalid Sheikh Mohammed's guilty plea

The move comes after years of legal battles over the case, which remains in pretrial hearings 17 years after charges were first filed.

The Biden administration has succeeded in temporarily blocking a plea deal for accused 9/11 mastermind Khalid Sheikh Mohammed that would spare him the risk of the death penalty for al-Qaida's Sept. 11,

The Biden administration asked a federal appeals court on Tuesday to block a plea agreement for accused 9/11 mastermind Khalid Sheikh Mohammed that would spare him the risk of the death penalty in one of the deadliest attacks ever on the United States.

The Biden administration has doubled down 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 defendants involved in the potential plea deal include Khalid Sheikh Mohammed, the alleged mastermind of the 9/11 attacks.

The Pentagon has asked a federal court to stay a plea deal for alleged 9/11 mastermind Khalid Sheikh Mohammed, who is slated to plead guilty on Friday.

The Justice Department, on behalf of the Pentagon, on Tuesday asked an appeals court to block an effort to enforce plea deals reached with four accused conspirators of the Sept. 11, 2001, terrorist attacks.