Follow NBC News' live coverage as Iran responds to Hezbollah leader Hassan Nasrallah's killing in an Israeli strike.

Hassan Nasrallah, the longtime leader of Iran-backed Hezbollah, was killed in an airstrike in Lebanon's capital Beirut.

Hezbollah leader Hassan Nasrallah, who led the terror group for more than 30 years, was killed in an Israeli airstrike.

President Biden said, "Nasrallah and the terrorist group he led, Hezbollah, were responsible for killing hundreds of ...

Hezbollah confirmed Saturday that its leader of more than three decades was killed in an Israeli airstrike in southern Beirut ...

The single-most-important leader in Iran’s constellation of allied militias, turned the Shiite militant group into the ...

Its intelligence had long tracked Hassan Nasrallah and it recently learned he planned to move, which would have closed the ...

In the short term, Israel’s strike may bring more chaos. But it holds the promise of a future peace.

Hassan Nasrallah, the leader of Hezbollah, the most powerful Iranian-backed militant group in the Middle East, was killed by ...

An Iranian Revolutionary Guard general, Abbas Nilforoushan, was also killed in the Israeli strike that killed the Hezbollah ...

Israel dealt a massive blow to Iran when it killed Hezbollah leader Hassan Nasrallah Friday – but experts say the country is ...

Hassan Nasrallah propelled Hezbollah in Lebanon into one of the world’s most powerful paramilitary factions and Israel's ...