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

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

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.

Sheikh Hassan Nasrallah, the leader of Lebanon's militant Shia Islamist Hezbollah movement, is one of the best known and most ...

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

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

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

Conservatives have blamed moderate Iranian officials over the killing, and demanded direct retaliation against Israel ...

An Israeli airstrike in Beirut that eliminated Hezbollah leader Hassan Nasrallah was based on intelligence from an undercover ...

Hashem Safieddine belongs to a known Shia family that has over the years produced several religious scholars and Lebanese ...

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