Director John Brennan has ordered a sweeping reorganization of the CIA, an overhaul designed to make its leaders more accountable and close espionage gaps amid widespread concerns about the spy agency’s limited insights into a series of major global developments. Brennan announced the restructuring to the CIA workforce on Friday, including a new directorate devoted to boosting the CIA’s computer hacking skills. He said the move comes after nine agency officers spent three months analyzing its management structure, including what deputy CIA director David Cohen called “pain points,” organizational areas where the CIA’s bureaucracy does not work efficiently. […] The...