A woman casts her ballot at a polling station on May 11 in Hartsizk, Ukraine. Pro-Russian separatists are claiming independence after the referendum in cities across eastern Ukraine.
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A monument to Ukrainian writer Taras Shevchenko is silhouetted against a sign advertising Russia's natural gas giant Gazprom in Moscow. Gazprom has dramatically increased the price it charges Ukraine in recent months.
Critics say a new social media policy approved by the Kansas Board of Regents, barring staff and faculty from posting anything "contrary to the best interests of the university," is too restrictive.