Israel and Iran exchange missile attacks for a third day; nuclear sites hit, death tolls rise, airspace shut, U.S. warns Tehran against retaliation.

The U.S. says it wasn't involved in the strikes on Iran, but three American officials told NBC News the U.S. is assisting in shooting down Iranian missiles and projectiles targeting Israel.

Israel has launched blistering attacks on the heart of Iran’s nuclear and military structure, deploying warplanes and drones previously smuggled into the country to assault key facilities and kill top

Minister warns Tehran 'will pay price' after eight killed in strikes on Tel Aviv and Haifa - Civilians killed as explosions rock Israeli cities as Iran and Israel exchange missile fire for a fourth da

Revolutionary Guards Commander Hossein Salami reported killed. Fears of war rise as nuclear talks stall. See Iranian facilities before and after.

The simultaneous strikes represented the latest salvo since a surprise attack by Israel two days earlier aimed at decimating Tehran’s rapidly

Iran fired a new wave of missile attacks on Israel early today, killing at least eight people and injuring 70, authorities in Israel have said.Explosions rocked major Israeli cities, including Tel Aviv and the port city of Haifa.

The president had opposed Israeli action against Iran but came to believe that Israel had reason to act and that the U.S. would have to lend some support.

Israel says preemptive airstrikes against Iran's nuclear sites are underway, and it is bracing to intercept a wave of drones launched by Iran in retaliation.

DUBAI, United Arab Emirates (AP) — Israel unleashed airstrikes across Iran for a third day on Sunday and threatened even greater force as some Iranian missiles evaded Israeli air defenses to strike buildings in the heart of the country. Planned talks on Iran’s nuclear program, which could provide an off-ramp, were canceled.