An Iranian man and woman check the names of candidates before voting at a polling station in the holy city of Qom, about 80 miles south of the capital Tehran, on Friday. Long lines formed and voting was extended as Iranians cast ballots in an election test for President Hassan Rouhani, who hopes to curb conservative dominance after a nuclear deal with world powers. Behrouz Mehri/AFP/Getty Images hide caption

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Behrouz Mehri/AFP/Getty Images

Ken Taylor helped a group of Americans avoid capture and eventually escape Iran in 1979. The former Canadian ambassador to Iran died Thursday at 81. Gregory Payan/AP hide caption

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Gregory Payan/AP

Washington Post Iranian-American journalist Jason Rezaian, seen here with his wife, Yeganeh Salehi, has been held prisoner since he was arrested in Tehran last July. On Thursday, a powerful Iranian politician said of a potential prisoner swap, "That's one way." EPA/Landov hide caption

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EPA/Landov

Speaker Of Iran's Parliament Suggests Prisoner Swap For Rezaian, Other Americans

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Is that Subway? Middle East analyst Holly Dagres is on a hunt for fast-food lookalikes in Tehran. Holly Dagres hide caption

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Holly Dagres

Mash Donalds? Iranians Copy American Fast-Food Brands

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Rats aren't only problem in Tehran. These were running free over the weekend in Luton, England. Barcroft Media/Barcroft Media /Landov hide caption

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Barcroft Media/Barcroft Media /Landov

Iranian protesters breached the gates of the British embassy in Tehran on Tuesday, tearing down the British flag and ransacking offices. Atta Kenare/AFP/Getty Images hide caption

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Atta Kenare/AFP/Getty Images