(Editor's note: This story was updated to include new information from committee staffers.) Republicans and Democrats on the House Armed Services Committee set to embark on their annual debate over the national defense authorization bill next week will face several key policy disagreements, one of which is over a proposal to cut the Pentagon's civilian management agencies, the so-called "Fourth Estate," by 25 percent. Committee Chairman Mac Thornberry (R-TX) is proposing the Defense Department reduce spending on certain, non-military...