Nuclear Reality: America Loses Bite.

Focuses on the U.S. and the issue of nuclear nonproliferation. How lines have blurred as nuclear technology has spread; Suggestion that the President George W. Bush administration has sent conflicting signals about what it will do if diplomacy fails to disarm Iran and North Korea; Reference to Israel, India and Pakistan and the Nuclear Nonproliferation Treaty; Comments of analysts; Question of how far the Europeans are willing to let the Iranians go in developing a civilian nuclear capability that could be converted to military use; Outlook.