Janet Hamlin—AP
In this pool photo of a sketch by courtroom artist Janet Hamlin and reviewed by the U.S. Department of Defense, the self-proclaimed terrorist mastermind Khalid Sheikh Mohammed, with his gray beard streaked with reddish-orange dye, unfurls a prayer rug during a break in the proceedings of the pretrial hearings at the Guantanamo Bay U.S. Naval Base in Cuba on Aug. 19, 2013.