Iran's Supreme Leader Ayatollah Ali Khamenei said U.S. demands that Tehran stop enriching uranium are "excessive and outrageous", state media reported, voicing doubts whether talks on a new nuclear deal will succeed.

DUBAI (Reuters) -Iran received and is reviewing a proposal for a fifth round of nuclear talks with the United States, Deputy Foreign Minister Kazem Gharibabadi said on Tuesday, according to state media.

WHAT IS bizarre about the current standoff is that both sides are desperate for a deal, even with the major discrepancies still at play.US President Donald Trump has talked tough, but after turning up the heat on the much weaker Yemeni Houthis for a few months,