Foreign Ministry spokesman says potential agreement with IAEA for inspectors to access surveillance camera footage would first require progress in wider Vienna negotiations

Blinken says Tehran knows it must make a decision whether to comply with treaty: 'That's the test and we don't yet have an answer'

International Atomic Energy Agency chief to give statement as Tehran may have already deleted 3 months of footage from enrichment facilities across the country

Iran's president claims 'big step' has been taken to revive 2015 nuclear pact, with solutions to issue of sanctions; other parties to talks indicate there is still a way to go

Enrique Mora says 'there will be a final agreement' for US to rejoin 2015 accord, but declines to lay out timeframe

After GOP senators urge Vienna walkout, US secretary says Iran's involvement in financing Gaza terror group only underscores need to prevent Tehran from acquiring nuclear weapons

Amid talks on renewing nuke deal, IAEA said to conclude Tehran exceeding 60% enrichment cap it announced, bringing it even closer to weapons-grade level

Guardian Council routinely ensures those seeking radical change are blocked from running; several candidates from powerful Revolutionary Guard have been suggested as candidates

White House says progress has been made at Vienna talks and it's a good sign that discussions are continuing

Negotiations resume in Vienna, with Iranian envoy saying the Biden administration's offer to lift most sanctions isn't 'enough' for Tehran to reverse breaches of 2015 accord