Donald Trump has repeatedly threatened to intervene militarily against Iran, first over a deadly crackdown on protesters last month and then more recently over its nuclear program. 'I don't think they want the consequences of not making a deal,' the US president told reporters aboard Air Force One ahead of Tuesday's talks.

The US president's comments come ahead of a second round of high-stakes talks in Geneva on Tuesday.

Donald Trump has repeatedly threatened to intervene militarily against Iran, first over a deadly crackdown on protesters last month and then more recently over its nuclear…