PETER O'CONNOR Associated Press CANBERRA, Australia - Joint Australian-U.S. naval exercises scheduled for next month may be used to practice boarding vessels suspected of exporting weapons of mass destruction from rogue states, the Australian government said Monday. Officials from the United States, Australia, Japan and eight European countries - agreed in principle last month to begin training for high seas "interdictions" of ships believed to be carrying weapons of mass destruction. While officials here have not named any nations that would be targeted by such raids, North Korea is thought to be high on the list. No date has been...