President Trump has issued another ultimatum to Iran, warning it has 48 hours to make a deal or the US will unleash - in his words - hell.

Meanwhile, a search-and-rescue mission for a downed fighter jet crew member is ongoing as the war in the Middle East rages on.

Trump does not reference a downed US jet in his post but points to a deadline for Iran to re-open the Strait of Hormuz.

President Donald Trump has threatened strike on Iran’s infrastructure, including bridges and electric power plants. Trump posted those threats on Truth Social late Thursday

Iran has responded with defiance to U.S. President Donald Trump's national address in which he promised to bomb Iran 'back to the stone age.' Iran's parliamentary speaker said any attack would be met by a nation 'locked,

President Donald Trump warned Iran to "make a deal before its too late" shortly after the U.S. reportedly "blew up" three Iranian bridges.

President Donald Trump did not equivocate in his first live address to Americans about the war in Iran. “We’ve beaten and completely decimated Iran,” he said in a prime-time speech from the White House on Wednesday.

The pilot of the downed jet has been safely rescued, but a search and rescue operation is still under way for the jet's second crew member, US media reports.