The author of a memo arguing for a government takeover of development of the nation's 5G mobile network has been removed from the National Security Council staff. The memo's unauthorized release this week caused uproar in the telecom community and created embarrassment for the White House A senior administration official confirmed that Air Force Brig. Gen. Robert Spalding is no longer serving as NSC senior director for strategic planning. Spalding was not fired, according to the official, who said his detail had ended and was not renewed. His last day as a White House staffer was Jan. 31. Spalding was...