In this pool photo of a Pentagon-approved sketch by court artist Janet Hamlin, defendant Ali Abdul Aziz Ali, also known as Ammar al-Baluchi, attends his pretrial hearing along with other Sept. 11 defendants at Naval Station Guantanamo Bay in 2014.

In this pool photo of a Pentagon-approved sketch by court artist Janet Hamlin, defendant Ali Abdul Aziz Ali, also known as Ammar al-Baluchi, attends his pretrial hearing along with other Sept. 11 defendants at Naval Station Guantanamo Bay in 2014.