A recent high-level directive codifies the Pentagon's intelligence functions to work as part of a "Defense Warning Network," striving to ensure the department has the "earliest possible awareness of potential threats, vulnerabilities and opportunities that may emerge from any circumstance." Signed by former Deputy Defense Secretary Ashton Carter on Dec. 5, his last day in office, the document emphasizes the anticipatory role that both producers and consumers of intelligence data play in the Pentagon bureaucracy. The document stresses the importance...