IS KSM THE “MASTERMIND”? #CIA CIA #FBI FBI #Mossad Mossad While Khalid Sheikh Mohammed (often called KSM) is officially designated by the U.S. government and the 9/11 Commission Report as the principal architect of the September 11 attacks, historians, legal analysts, and counterterrorism investigators have raised several arguments that challenge or nuance his exclusive title as the “mastermind.” The arguments against viewing Khalid Sheikh Mohammed as the 9/11 “Mastermind”