By Rebecca Shabad - 07/15/14 11:46 AM EDT
With diplomats facing a Sunday deadline, Secretary of State John KerryJohn Kerry5 reasons Trump's final debate performance sealed his 2016 coffin US pledges to do all it can to fight 'grave threat' of nuclear North Korea Armani, Batali among guests at White House state dinner MORE said Tuesday that “very real gaps” exist between world powers and Iran over a potential nuclear deal.
Kerry said he’s returning to Washington from the talks in Vienna, Austria, Tuesday to consult with President Obama and Congress about the negotiations and the possibility of extending them, the Associated Press reports.
Most reports from this last round of talks have suggested little progress has been made between the P5+1—the United States, Great Britain, France, Germany and China — and Iran.
The Times reports Zarif’s proposal would essentially extend some concessions from the interim nuclear deal, which has curbed Iran’s nuclear program.