Iran's tallest bridge collapses after reported US airstrikes; Iran threatens American allies in retaliation

close Video Massive strike reportedly sends Iranian bridge collapsing in dramatic blast caught on video Footage captures the moment a key span gives way after a reported strike, as tensions in Iran continue to escalate. (@realDonaldTrump/Truth Social) NEWYou can now listen to Fox News articles! Hören Sie sich diesen Artikel an 2 Min Iran’s biggest bridge near Tehran has crashed down in a stunning scene captured on camera following reports of U.S. airstrikes, President Donald Trump announced Thursday, as he pressed the regime to make a deal before tensions escalate further. The B1 highway bridge, a key link between Iran’s capital and the western city of Karaj, is considered the tallest in the Middle East and was only inaugurated earlier this year. Iranian state TV reportedly warned of potential retaliation, claiming the state's military has identified multiple bridges in American-allied Middle East nations as targets, according to Iran-international" class="entity-link entity-organization" data-entity-id="7729" data-entity-type="organization">Iran International. Trump posted a video on social media capturing a massive plume of smoke and debris after the bridge’s apparent collapse. KAROLINE LEAVITT FIRES BACK AT NBC NEWS REPORTER WHO ASKED IF TRUMP'S Iran THREAT AMOUNTS TO A 'WAR CRIME' The B1 bridge near Tehran collapsed after reported U.S. airstrikes. (@realDonaldTrump/Truth Social) "The biggest bridge in Iran comes tumbling down, never to be used again — Much more to follow! IT IS TIME FOR Iran TO MAKE A DEAL BEFORE IT IS TOO LATE, AND THERE IS NOTHING LEFT OF WHAT STILL COULD BECOME A GREAT COUNTRY!" Trump said in a post on Truth Social. The strike on the bridge was aimed at cutting drone and missile supply lines to Iranian firing units targeting U.S. and Israeli forces, Middle East outlet i24NEWS reported, citing sources. Iranian state TV also said the bridge was hit twice, roughly an hour apart, resulting in civilian casualties, Fars News reported. TRUMP TO ADDRESS NATION ABOUT Iran AS HE SIGNALS WAR COULD END WITHIN WEEKS President Donald Trump pauses as he finishes speaking about the Iran war Wednesday, April 1, 2026, in Washington. (Alex Brandon-Pool/Getty Images) "A few minutes ago, the American-Zionist enemy once again targeted the B1 bridge in Karaj," the broadcast said, noting that the first strike killed two civilians. Fars News also reported that other areas of Karaj were struck. Iran's IRGC reportedly identified several bridges in American-allied nations as potential targets after the collapse of the B1 bridge. (Morteza Nikoubazl/Nur Photo) The outlet reported that Iran is considering plans to rebuild the bridge with the help of its engineers and experts. In retaliation, Iran’s Islamic Revolutionary Guard Corps has reportedly identified several bridges in American-allied nations across the Middle East as potential targets, including infrastructure in Kuwait, Saudi Arabia, Bahrain, Abu Dhabi and the Jordan-West Bank region. Bonny Chu is a Digital Production Assistant at Fox News Digital. Fox News' Antisemitism Exposed" newsletter brings you stories on the rising anti-Jewish prejudice across the U.S. and the world." By entering your email and clicking the Subscribe button, you agree to the Fox News and Terms of Use, and agree to receive content and promotional communications from Fox News. You understand that you can opt-out at any time. You've successfully subscribed to this newsletter!