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

Iran fired a new wave of missile attacks at Israel, killing at least eight people, while Israel warned hundreds of thousands of people in the middle of Tehran to evacuate ahead of new strikes

Iran fired a new wave of missile attacks on Israel early Monday, triggering air raid sirens across the country as emergency services reported at least five killed and dozens more wounded in the fourth day of a conflict between the regional foes that showed no sign of slowing.