...the US in April released a top Iranian scientist, Mojtaba Atarodi, who had been arrested in 2011 for attempting to acquire equipment that could be used for Iran’s military-nuclear programs.
Reportedly, American hikers Sarah Shourd and Shane Bauer were among the individuals the Iranians released in 2010 and 2011 as part of the dealings. In 2012, the United States began to reciprocate with its own release of Iranian prisoners Shahrzad Mir Gholikhan, Nosratollah Tajik, and Amir Hossein Seirafi.
According to the program..., Gholikhan was convicted on three counts of weapons trafficking. Tajik, a former Iranian ambassador to Jordan, was initially caught attempting to buy night-vision goggles from U.S. agents. He was later released after the U.S. decided not to follow up an extradition request it submitted to the British. In January of 2013 Seirafi was released; he was arrested in Frankfurt and convicted in the U.S. of attempting to purchase specialized vacuum pumps that could be used in the Iranian nuclear