Follow NBC News' live coverage as the IDF targets Hezbollah leaders in Beirut and Iranian Supreme Leader Ayatollah Khamenei speaks after missile attack.

Iran’s supreme leader has praised the country’s recent missile strike on Israel and said it is ready to do it again if necessary

The US and its allies are working to shape Israel’s reaction to Iran after Tehran launched about 200 ballistic missiles at the country on Tuesday. Meanwhile the Israel Defense Forces is intensifying its campaign against Hezboallah after a series of devastating attacks in Lebanon over the past month that wiped out much of the Iran-backed militant group top ranks.

We really need to expect the worst,” Fawaz Gerges, Professor of International Relations at the London School of Economics, tells Eleni Giokos about Israel’s possible retaliation to Iran’s missile barrage.