THE long search by UN inspectors in Iraq for weapons of mass destruction has been ended by war. But another, no less urgent, investigation is under way in the little-known town of Natanz, Iran.
The Iranian government admitted in February that it has been secretly building a uranium enrichment plant capable of making fuel either for nuclear reactors, or for bombs. Since then, UN inspectors have been trying to assess whether Iran’s intentions are peaceful, or whether it too, like North Korea, is perilously close to building nuclear weapons.
In January 2002, President Bush declared Iran, North Korea and Iraq…
