Lawmakers are introducing resolutions aimed at preventing the U.S. from getting involved with Israel's military campaign against Iran.

Defense Secretary Pete Hegseth said the U.S. is 'postured defensively' as more warplanes and a massive aircraft carrier moved to the region.

Israel and Iran launched a new round of attacks as the conflict between the two heavily armed rivals enters its fifth day.

President Trump’s contradictory comments left Israelis and Iranians trying to understand whether and how the U.S. would intervene.

President Donald Trump called on Tuesday for Iran's unconditional surrender and warned U.S. patience was wearing thin, but said there was no intention to kill Iran's leader "for now", as the Israel-Iran air war raged for a fifth day.

President Donald Trump in about eight hours went from suggesting a nuclear deal with Iran remained “achievable” to urging Tehran’s 9.5 million residents to flee for their lives as he cut short his visit to an international summit to return to Washington for urgent talks with his national security team.

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