WINNER OF THE PULITZER PRIZE - In a thrilling dramatic narrative, the award-winning reporter traces how the strain of militant Islam behind ISIS first arose in a remote Jordanian prison and spread with the unwitting aid of two American presidents. "Gripping. . . . For readers interested in the roots of the Islamic State and the evil genius of its godfather, there is no better book to begin with than Black Flags." --Michiko Kakutani,...