Defense Secretary Donald Rumsfeld has elected to retain as a permanent part of the Defense Department's senior management structure a group of key Pentagon executives and top brass formed last summer to sift through significant policy, budget, procurement, personnel and intelligence issues during the Quadrennial Defense Review. Formerly known as the "Group of 12," the collection of senior civilians and military officers -- which actually numbered more than a dozen -- has been renamed the "Deputies Advisory Working Group," signifying...