An Israeli official said that "there's never a 100 percent guarantee," but "a nuclear disaster" should "not happen."

President Trump said Monday that he disagrees with Director of National Intelligence Tulsi Gabbard's assessment from a few months ago that Iran is not currently trying to build a nuclear weapon and has not been doing so since 2003.

Trump arrived at the White House early Tuesday at a moment of choosing in his presidency. Israel, with five days of missile strikes, has done considerable damage to Iran and believes it can now deal a permanent blow to Tehran’s nuclear program — particularly if it gets a little more help from the Republican president.

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

Israel has escalated its bombardment of Iranian cities, including Tehran's state television headquarters; Iranian missiles have struck Tel Aviv.

Nine countries currently either say they have nuclear weapons or are believed to possess them. The first to have nuclear arms were the five original nuclear weapons states — the United States, Russia, China, France and the United Kingdom.

Israel has targeted the secretive Fordow facility in recent days but, according to the IAEA, so far it has either been unwilling – or unable – to damage it. Here’s what we know.

The Senate Finance Committee’s language would take a sledgehammer to some parts of the renewable-friendly Inflation Reduction Act while sparing others.

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,