Nonnegotiable

U.S. torpedoes test-ban talks

In Geneva, one team of U.S. negotiators has been bargaining with its Soviet counterpart to limit each side's medium-range nuclear missiles. In meetings that started last month, another team aims to reduce the arsenals of intercontinental nuclear missiles. But the White House last week sent out a different, dissonant signal concerning arms control. President Reagan and his National Security Council decided against resuming negotiations, suspended for almost two years, toward a comprehensive ban on testing nuclear warheads. The Administration said that it is not opposed to the test ban, and only wants first to make compliance with earlier,...