U.S. CITES SIGNS OF KOREAN STEPS TO NUCLEAR TEST.

Discusses a recent stream of satellite photographs of North Korea that appear to show rapid, extensive preparations for a nuclear weapons test. Reports on how White House and Pentagon officials are monitoring the images, which included pictures of a test viewing stand; Comments from members of U.S. President George W. Bush's administration members, who say that the intentions of North Korean leader Kim Jong Il are unclear, and that it is possible that he is putting on a show for American spy satellites; Examination of the potential effect that a North Korean nuclear missile test would have on Japan and South Korea.