The United States and Israel continued airstrikes on Iran on Monday, while Tehran retaliated against U.S. bases and Israeli targets in the Middle East, with violence spreading across the region.

How long will the conflict between the U.S. and Iran last? President Trump shared a timeline on Monday. (AP Photo) ...

BEIRUT (AP) — The Israeli military on Tuesday struck a building housing Hezbollah-aligned Al-Manar channel studios in ...

Amid ongoing strikes against Lebanon, the Israel Defense Forces said, "The strikes continue - their intensity will increase." ...

Amid ongoing strikes against Lebanon, the Israel Defense Forces said, "The strikes continue - their intensity will increase." ...

AM on Saturday to the sound of a nationwide siren. There was no imminent threat. It was the Home Front Command’s wake-up call to the nation that the Israeli military had carried out joint strikes with ...

The war over Iran engulfed more of the Middle East and beyond on Monday as strikes intensified, Iran-backed groups stepped up attacks and a sixth U.S. service member was killed in action.

With no sign of the conflict abating anytime soon, President Trump said operations are likely to last four to five weeks but that he was prepared “to go far longer than that.” ...

The State Department urged U.S. citizens to leave more than a dozen Middle Eastern countries due to safety risks.

The United States is urging Americans to “DEPART NOW” from more than a dozen countries in the Middle East amid strikes on Iran. “The @SecRubio @StateDept urges Americans to DEPART NOW from the ...

Follow NBC News' live coverage as the U.S. and Israel attack Iran, Tehran hits back across the Gulf, and Hezbollah strikes from Lebanon, while Iran chooses a new supreme leader after the killing of ...