Israel appeared to be expanding its air campaign on 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 city to evacuate.

Blasts have been heard in Tehran and sirens have sounded in Israel as US president convenes National Security Council.

President Donald Trump is under fierce pressure from inside Israel and his own MAGA base as he ponders the most fateful national security decision of either of his presidencies — whether to attempt a killer blow against Iran’s nuclear program.

President Donald Trump is weighing a critical decision in the days-old war between Israel and Iran: whether to enter the fray by helping Israel destroy the deeply buried nuclear enrichment facility at Fordo,

President Donald Trump in about eight hours went from suggesting a nuclear deal remained “achievable” to urging Tehran’s 9.5 million residents to flee for their lives.

Donald Trump's former national security adviser said Israel's attacks could make a nuclear deal more likely. Trump said on Truth Social that Iranians should evacuate their capital city of Tehran. To completely destroy Iran's nuclear facilities, Israel will likely need U.S. bomber planes.

After canceling negotiations with the U.S. scheduled for Sunday, Tehran has signaled it is willing to talk.

President Trump rejected an Israeli plan in recent days to kill Iran's Supreme Leader Ayatollah Ali Khamenei, a senior U.S. official told USA TODAY.