UNITED NATIONS (AP) - The United Nations on Friday warned that a proposed congressional bill linking U.N. reform with tens of millions of dollars in U.S. dues would be "counterproductive." U.N. Secretary-General Kofi Annan is pushing his own reform package, which would include some of the most sweeping changes in the 60-year history of the United Nations. Officials here worry that the congressional action would interfere with his efforts. "The secretary-general's position on the use of withholding as a tool for reform is pretty clear," U.N. spokesman Stephane Dujarric said. "He feels it's counterproductive, particularly at a time when reform...