Police examine the site of a car bomb in the Russian city of Kazan on July 19. Ildus Faizov, the mufti of Tatarstan and the top Islamic leader in the region, was wounded in the explosion, while his deputy, Valiulla Yakupov, was shot dead in a separate incident on the same day. Roman Kruchinin/AFP/Getty Images hide caption

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Gumar Ganiyev opens the gates of the compound where members of the Islamic sect he belongs to have lived in seclusion since the early 2000s outside Kazan, capital of the Russian province of Tatarstan, earlier this month. Nikolay Alexandrov/AP hide caption

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Russian protest leader Alexei Navalny speaks to the media as he arrives for questioning at the headquarters of the Russian Investigation committee in Moscow on Monday. Misha Japaridze/AP hide caption

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Members of the feminist punk band Pussy Riot, Nadezha Tolokonnikova (left), Yekaterina Samutsevich (center) and Maria Alyokhina, at a hearing in Moscow court on Monday. Andrey Smirnov/Getty Images hide caption

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European countries have agreed to stop importing Iranian oil as of Sunday. This could make it harder for Iran to find markets for its crude. Iran has been filling up tankers off its coast, but analysts say it could run out of storage capacity. This photo shows oil tankers off Iran's coast in January. Kamran Jebreili/AP hide caption

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Women in a Russian punk rock group briefly perform a protest song at Moscow's main cathedral, Christ the Savior, in February. The singers criticized the church and Vladimir Putin, who is now president. Three women have been arrested and jailed for months, and the church is demanding harsh punishment. Sergey Ponomarev/AP hide caption

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A Syrian rebel fires his weapon during clashes with Syrian troops near Idlib, in northern Syria, on June 15. The conflict has gone on for well over a year, but the international community has shown no appetite for a military intervention. Anonymous/AP hide caption

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Slow economic growth in the U.S. is having an impact on many countries around the world. Here, people walk past a board flashing the Nikkei index on the Tokyo Stock Exchange in Japan last month. Toru Yamanaka/AFP/Getty Images hide caption

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Greece depends heavily on tourism, but the economic crisis is driving away visitors like these ones photographing the Acropolis in Athens from the top of a tour bus last October. Louisa Gouliamaki/AFP/Getty Images hide caption

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