Israeli officials also called for those in Tehran to evacuate earlier Monday ahead of its continued military campaign against Iran.

The conflict between Israel and Iran has been top of the agenda at the summit of wealthy democracies, taking place in Canada.

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.

Israel warned hundreds of thousands of Tehran residents to evacuate a central district of the Iranian capital Monday, as the assault it began last week continued for a fourth day. Iranian strikes also targeted Tel Aviv and other cities.

After canceling negotiations with the U.S. scheduled for Sunday, Tehran has signaled it is willing to talk.

Israel unleashed airstrikes across Iran for a third day and threatened even greater force as some Iranian missiles evaded Israeli air defenses to strike buildings in the heart of the country.

Israel might have to depend on America’s bunker buster bombs to finally topple Iran’s Fordow Fuel Enrichment Plant, a heavily fortified fortress deep within the mountains where some of

Iranian parliamentarians are preparing a bill that could push Tehran toward exiting the nuclear Non-Proliferation Treaty, the foreign ministry said on Monday, while reiterating Tehran's official stance against developing nuclear weapons.