Barack Obama (left) with Benjamin Netanyahu (right) in the Oval Office. Photo: wiki commons.

NY Times – WASHINGTON – Amid mounting tensions over whether Israel will carry out a military strike against Iran’s nuclear program, the United States and Israel remain at odds over a fundamental question: whether Iran’s crucial nuclear facilities are about to become impregnable.

Israel’s defense minister, Ehud Barak, coined the phrase “zone of immunity” to define the circumstances under which Israel would judge it could no longer hold off from an attack because Iran’s effort to produce a bomb would be invulnerable to any strike. But judging when that moment will arrive has set off an intense debate with the Obama administration, whose officials counter that there are other ways to make Iran vulnerable.

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