The Defense Information Systems Agency will not move to U.S. Cyber Command, following concerns of major policy, operational and practical challenges, former Defense Secretary Robert Gates said in an undated memo. After reviewing the Cost Assessment and Program Evaluation Gates said he recognizes that shifting DISA to U.S. Cyber Command is no longer “a viable approach.” As part of Gates’ push to eliminate billions in spending, he directed Chief Information Officer Teri Takai to shutter the Pentagon’s Networks and Information Integration by Sept. 30. The portion of NII responsible for major automated information system acquisition oversight and command and control…