A week after the September 11, 2001, terrorist attacks, on The O'Reilly Factor, Clancy suggested that left-wing politicians in the United States were partly responsible for the attacks due to their "gutting" of the Central Intelligence Agency.
Seminggu setelah serangan 11 September 2001, di The O'Reilly Factor, Clancy menyatakan bahwa sebagian politisi sayap kiri di Amerika Serikat bertanggung jawab untuk penyerangan itu karena "mengeruk" mereka dari Central Intelligence Agency.