Recent diplomatic maneuvering signals growing realization that America's interest is moving elsewhere and now is the time for negotiations that were unthinkable just a year ago

Islamic Republic has 'blown through' limits imposed by 2015 deal, says Rob Malley; Israeli defense official says Tehran not afraid of repercussions since 'there is no deterrent'

Foreign minister says Israel would back a 'good' agreement to keep Iran from obtaining nuclear arms, but tightened sanctions would still be better than reviving the 2015 JCPOA

As Europe and US lose patience, Tehran believes it has scored points in Vienna by ensuring discussion of sanctions relief takes place in next round of talks

Major General Rashid, chief of central command, says any Israeli attack will be met with a 'crushing' response

Tehran's atomic agency lays out demands for reinstalling surveillance gear at Karaj, including 'legal and security investigations into the sabotage' at the centrifuge facility

Biden's national security adviser says 'we do not yet have a pathway back' to 2015 nuclear deal as Vienna talks paused

Nuclear negotiator tweets that the sides will take a few days' break before reconvening to continue discussions

After agreeing to new cameras, Tehran says images of Karaj ‘will be stored' and not handed over to the IAEA

Semi-official news agencies in Tehran say Iranians will still keep all footage taken at Karaj, the target of a sabotage attack in June that Iran blames on Israel