There is a possibility of both radiological and chemical contamination within Iran’s main nuclear enrichment facility.

Smoke and flames filled the sky over Tehran as Israel struck oil and gas facilities in the Iranian capital and targeted more nuclear facilities during attacks that carried on into Sunday after starting two days earlier.

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.

Israeli Prime Minister Benjamin Netanyahu said Monday that Israeli strikes against Iran have set Iran’s nuclear program back a “very, very long time.”

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.

Iran does not intend to develop nuclear weapons but will pursue its right to nuclear energy and research, President Masoud Pezeshkian said on Monday, reiterating Supreme Leader Ayatollah Ali Khamenei's religious edict against weapons of mass destruction.

There will be no nuclear talks with Iran on Sunday, a senior U.S. administration official says, adding Washington still hopes Tehran will resume negotiations soon. “We remain committed to talks and hope the Iranians will come to the table soon,

The Israeli military struck "over 170 targets" in Iran in three days, the Israel Defense Forces (IDF) said on Sunday.

Sirens sounded in Israel as the Israel's military said Iran launched ballistic missiles and more than 100 drones in what appeared to be the start of Iranian retaliation for Israeli strikes on its nuclear facilities.