Uncertainty about whether Donald Trump's claims of progress in Iran talks have any credibility.  

The US President has called off today's planned strikes, despite earlier vowing to drop even bigger bombs.  

He now claims both sides have agreed to the final points of a deal – something Iran's not confirming. 

US Correspondent Richard Arnold told Heather du Plessis-Allan Trump is calling it a “transaction” as opposed to a deal, and no details, nor the time or place of signing, have been announced.  

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