Hamas leaders have controlled the United Nations Relief and Works Agency's (UNRWA) on-the-ground operations since at least 2011, enabling the terror group to put its members in teaching and administrative positions to spread Hamas's jihadist ideology using U.S. tax dollars, according to a new watchdog group report. "By knowingly employing Hamas terrorist leaders as school principals and teachers, and by allowing terror chiefs to head the unions that oversee thousands of their teachers, UNRWA