"Go ahead — hit me.” That’s what the Iranian regime is saying to the United States. President Mahmoud Ahmadinejad claims his scientists have enriched a batch of uranium to 20% radioactivity, well past the level needed for electricity production, but closer to the 90% level required for warheads. He boasted that his country should now be considered a “nuclear state.” Nations bent on nuclear breakout do not usually issue progress reports. They move stealthily, until they are ready to detonate a finished weapon. That’s what India did in the 1970s, ... By contrast, the Iran nuclear program issues press releases...