RWANDA . . . AS LEADER OF THE U.N.?

Guess whose turn it is to preside over the U.N.'s pre-eminent Security Councilcome autumn? That's right: Rwanda, where the unstable Hutu-led government is accused of committing thousands of atrocities. Extraordinarily, even as diplomats discussed a special U.N. tribunal today to investigate genocide in the central African country, the embarrassed Security Council met privately to find a way out of its predicament. The result: some calendar tinkering that moves Rwanda out of the rotating council presidency in September, when the high-profile General Assembly convenes and the world spotlight is on the U.N.parpar