A sweeping Pentagon review is seeking to consolidate the staffs of Chairman of the Joint Chiefs of Staff Adm. Michael Mullen and Defense Secretary Robert Gates while still preserving the independent advisory role of the military's top officer. Gen. James Cartwright, the vice chairman of the Joint Chiefs of Staff, said this week that each of the Joint Staff's major directorates will be scrutinized to seek ways to merge with the Office of the Secretary of Defense. The directorates focus...