The two powers have been exchanging barrages since Israel attacked Iran and killed many of the country’s top military leaders and scientists.

Although Iran maintains that its nuclear program is for peaceful energy purposes, Israel has long seen it as a threat. Israeli strikes have hit three of Iran’s nuclear facilities — Natanz, Isfahan and Fordow. Little damage appears visible in satellite imagery of Fordow.

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.