Then-Israeli Prime Minister Benjamin Netanyahu uses a cartoonish diagram to dramatize his claim that Iran was close to enriching enough uranium for a nuclear weapon, at the U.N. General Assembly, New York, Sept. 27, 2012 (AP photo by Richard Drew).

Reports that Iran is nearing the point where it could conceivably develop a nuclear weapon are once again causing widespread alarm. The latest information suggests that Iran’s stockpile of enriched uranium, if significantly further enriched, is more than enough to provide the weapons-grade fissile material needed for a bomb. That alone wouldn’t be enough to build—or deliver—a working bomb, but it does put Tehran closer than ever to equipping one. The news comes as multilateral talks in Vienna to revive the 2015 Iran nuclear deal—known formally as the Joint Comprehensive Plan of Action, or JCPOA—have stalled. Iran could return to […]