When Israel launched its series of strikes against Iran last week, it also issued a number of dire warnings about the country’s nuclear program, suggesting Iran was fast approaching a point of no return in its quest to obtain nuclear weapons and that the strikes were necessary to preempt that outcome.

Washington believes Iran is at least 2 or 3 years from building deliverable bomb, while Israel insists threat is imminent - Anadolu Ajansı

Years of intelligence collection, infiltration of Iran with commandos and weapons, and tracking of targeted commanders and scientists made the wide-ranging attacks possible.