When Israeli aircraft recently struck a uranium-enrichment complex in the nation, Iran could have been days away from achieving “breakout,” the ability to quickly turn “yellowcake” uranium into bomb-grade fuel,

Iran says it has built and will activate a third nuclear enrichment facility, ratcheting up tensions with the U.N. immediately after its atomic watchdog censured Iran for failing to comply with obligations meant to prevent it from developing a nuclear weapon.

Parts of Iran's uranium enrichment facility at its Natanz plant, which was attacked by Israel in the early morning hours of Friday, were destroyed, according to the International Atomic Energy Agency (IAEA).