Smoke and missiles have lit up the skies in Israel and Iran in a fierce standoff triggered by fears over Tehran’s expanding nuclear program. Since June 13, hundreds of military strikes have been exchanged as the two nations remain locked in a conflict that shows no signs of abating.

The Iran regime is very weak,” Israeli Prime Minister Benjamin Netanyahu said in a television interview. Israeli struck energy facilities and government buildings Sunday.

Israel and Iran have begun a new round of attacks, as the conflict between the two heavily armed rivals enters its fourth day.

An exchange of strikes on refineries and gas facilities was limited but raised the risks to an industry with broad economic impacts.

Israeli strikes have killed at least four senior Islamic Revolutionary Guard Corps commanders, including Hossein Salami.

US President Donald Trump has encouraged the immediate evacuation of Tehran, as the conflict between Israel and Iran enters its fifth day. “Everyone should immediately evacuate

Shortly after Israel launched fresh strikes against Iran, Tehran has warned Tel Aviv of the “largest strike in history on Israeli soil.” Meanwhile, Trump has backed Israel at the G7 Summit in Canada and stated that Iran should talk “before it's too late.

The U.S. did not provide any military assistance or have any involvement in Israel's Friday strike, a U.S. official told ABC News. The U.S. communicated to the Israelis that President Trump is opposed to a plan to kill Iranian Supreme Leader Ayatollah Khamenei,