Until this week, there had been no confirmation of Iranian air activity.
Tehran: Iranian authorities released a British-Iranian woman on bail on Sunday, the semi-official ISNA news agency said.
John Kerry proposed to Iranian Foreign Minister that the two sides start discussing post-deadline talks in their latest meeting.
A European source in the talks said there had been “no significant progress” and “the chances of getting a deal are pretty reduced”.
John Kerry arrived in Vienna on Thursday to join troubled nuclear talks four days before a deadline.
The pardon by Ayatollah Ali Khamenei came more than 11 years before the end of Derakhshan’s prison term.
Kerry embarked Wednesday on a frenzy of high-stakes diplomacy in a last-minute push to secure an agreement.
John Kerry held an unexpected second meeting in two days with a key Arab mediator in the Iran nuclear talks.
Iran and world powers ratcheted up the rhetoric today as they entered a final round of nuclear talks.
Iran has said it managed to reverse-engineer the RQ-170 Sentinel, seized in December 2011 after it entered Iranian airspace.
With no immediate agreement in sight, officials said the discussions were expected to continue into Monday.
“Whether we can actually get a deal done, we’re going to have to find out over the next three to four weeks,” said Obama.
France and the United States on Wednesday stepped up demands for Iran to prove its nuclear program is peaceful.
Iran wants all Western sanctions to be lifted before striking a deal on its contested nuclear programme.
Iranian security forces arrested world-renowned human rights lawyer Nasrin Sotoudeh and several others.
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