DUBAI, United Arab Emirates (AP) — Israel launched an expanded assault on Iran on Sunday, with direct strikes targeting its energy industry and Defense Ministry headquarters, while Tehran unleashed a fresh barrage of missiles blamed for the deaths of four people and injuries of many others.

Separately in the city’s south, Shahr Rey, one of the country’s largest oil refineries, was also struck, according to Iranian state news media. Emergency crews were trying to contain the fire, and a resident of Tehran, Reza Salehi, said he could see the flames from miles away.

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

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.

Several people were killed when Iran fired a barrage of projectiles at Israel in retaliation for Israel's surprise attack on its foe’s nuclear facilities and military leadership. Follow along for live updates,

Israel warns "Tehran will burn" if Iran continues firing missiles, while state media say 60 people have been killed in a strike on Iran's capital.

Iran and Israel targeted each other with airstrikes early on Saturday after Israel launched its biggest-ever offensive against its longtime foe in a bid to prevent it from developing a nuclear weapon.

Israeli Prime Minister Benjamin Netanyahu vowed the operation “will continue for as many days as it takes,” while Iran has pledged to retaliate. Stavridis warned that despite