The Israel Defense Forces said the air force had launched strikes against missile sites in central Iran, as the Middle East conflict entered a fourth day.

Israel’s military said it hit command centers of Iran’s Revolutionary Guard, while Iranian strikes overnight killed several people.

Hundreds of civilians, mostly in Iran, have been killed by dueling airstrikes despite international pleas for de-escalation.

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.

Israel and Iran struck at each other’s energy facilities over the weekend, bringing the conflict closer to an industry vital to the global economy and markets. On Saturday, a senior commander in the Islamic Revolutionary Guard Corps.

Follow live updates as Iran retaliates after Israel strikes nuclear facilities. Stay informed with real-time news and developments.

The Israeli Defense Forces said Iran launched retaliatory strikes following a major Israeli attack early Friday morning.

For the republic’s young, ideologically driven leaders, determined to export their vision of Islamic radicalism, it was a brutal reckoning: Iran’s conventional army was in disarray and faced an adversary backed by regional and western powers.