Israel strikes Iran's nuclear facilities, but an expert cautions that the heavily protected Fordow site remains a dangerous threat that only U.S. military capabilities can neutralize.

Israel has escalated its bombardment of Iranian cities, including Tehran's state television headquarters; Iranian missiles have struck Tel Aviv.

Tehran faces the prospect of having to submit to a tougher negotiation on its nuclear program as its only way out of its confrontation with Israel.

President Donald Trump is growing increasingly warm to using US military assets to strike Iranian nuclear facilities and souring on the idea of a diplomatic solution to end Tehran’s escalating conflict with Israel,

DUBAI, United Arab Emirates (AP) — Israel appeared to be expanding its air campaign against Tehran five days after its surprise attack on Iran’s military and nuclear program, as U.S. President Donald Trump posted an ominous message warning residents of the capital to evacuate.

An air war between Israel and Iran broke out June 12 after Israel struck nuclear and military targets in Iran. This is something Israel has long made clear it might eventually do as part of its efforts to prevent Iran from building a nuclear bomb.

Israel and Iran have begun a new round of attacks, as the conflict between the two heavily armed rivals enters its fourth day.

The head of the International Atomic Energy Agency says there is a possibility of both radiological and chemical contamination within Iran’s main nuclear enrichment facility in Natanz.

Smoke and flames filled the sky over Tehran as Israel struck oil and gas facilities in the Iranian capital and targeted more nuclear facilities during attacks that carried on into Sunday after starting two days earlier.