PHOENIX -- A key senior Pentagon official today sought to lower expectations for next Monday's high-level Quadrennial Defense Review meeting, which is expected to be a forum for final decisions on changes to service force structure and weapon system procurement plans. Kenneth Krieg, the Pentagon's acquisition executive and a member of Defense Secretary Donald Rumsfeld's leadership team, said he does not expect decisions of historic proportions to be made at the Nov. 21 meeting of the strategic planning council, an...