- Khalid Sheikh Mohammed, accused as the main plotter of 9/11, agrees to plead guiltyNPR
- US reaches plea deal with alleged 9/11 mastermind Khalid Sheikh MohammedCNN
- Accused Sept. 11 Plotters Agree to Plead Guilty at Guantánamo BayThe New York Times
- Exclusive | 9/11 mastermind KSM and two other terrorists awaiting trial on Guantanamo Bay strike plea dealsNew York Post
- Khalid Sheikh Mohammed, accused as the main plotter of 9/11 attacks, agrees to plead guiltyThe Associated Press