President Donald Trump has dismissed the assessment of U.S. spy agencies that Iran wasn’t building a nuclear weapon before the latest conflict with Israel

President Trump left the Group of Seven summit in Canada a day early to deal with the conflict between Israel and Iran.

The map created using a simulation tool shows the devastating impact of a hypothetical U.S. nuclear strike on Tehran, Isfahan, and Qom.

Iran doesn’t have nuclear weapons. But it has enriched nuclear fuel to levels that put it within weeks of having enough fissile material for a bomb. Still, Iran hasn’t proved it can build a reliable nuclear device or miniaturize one to fit atop a ballistic missile.

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.

If the U.S. decides to support Israel more directly in its attack on Iran, one option for Washington would be to provide the “bunker-buster” bombs believed necessary to significantly damage the Fordo nuclear fuel enrichment plant,

Much of Iran's most highly enriched uranium stockpile is stored at Isfahan under IAEA seal, officials have said. The IAEA does not report where it is stored, nor has it said whether it was affected by the strikes.

Kyle Bass, Hayman Capital Management founder and CIO, joins 'Squawk Box' to discuss the latest developments in the Israel-Iran conflict, America's role in the conflict, and more.

The head of the International Atomic Energy Agency says there is a possibility of both radiological and chemical contamination within Iran’s main nuclear enrichment facility in Natanz.