U.S. allies and adversaries responded to the joint attacks by the U.S. and Israel on Iran with concern over the risks of a new war in the Middle East.

The United States and Israel have clashed with Iran at an emergency meeting of the U.N. Security Council, where the U.N. chief and many countries urged a halt to their attacks and a return to negotiations.

A defiant Iran unleashed deadly retaliatory strikes on Sunday against Israel and the countries of the Persian Gulf, home to several U.S. military bases, in a conflict that has drawn in much of the Middle East and that critics say has no clear endgame.

At Federal Plaza, demonstrators expressed concern following the military operation in Iran that killed the country's supreme leader and the impact it may have going forward.

Dawn Staley asked for prayers as three former South Carolina basketball players, including WNBA veteran Tiffany Mitchell, remain in Israel amid strikes against Iran.

Israel says it is targeting sites "in the heart of Tehran", as new Iranian attacks are reported in Tel Aviv, Dubai, Doha and Bahrain's capital Manama.

Follow the latest news after the U.S. and Israel launched a massive attack on Iran that reportedly killed Iran's Supreme Leader Ayatollah Ali Khamenei.

Sen. David McCormick, R-Pa., discusses Operation Epic Fury, responds to a New York Times opinion piece about President Donald Trump’s strategy with Iran and more on ‘Fox News Sunday.’