Army officials at the service's Fires Center of Excellence have begun work on an idea for a "coastal artillery," as pitched by outgoing Defense Secretary Chuck Hagel last fall, that could be installed in the Asia-Pacific region. To start the discussion, the Ft. Sill, OK-based organization is preparing a white paper laying out options for what targets are to be attacked in such a scenario and whether the concept should be geared toward overseas deployment, homeland defense, or both, officials...