A woman removes debris from a cafe that was destroyed during fighting between Ukrainian forces and pro-Russian militants Aug. 5 in the eastern Ukrainian city of Slavyansk, in the region of Donetsk. Anatolii Stepanov/AFP/Getty Images hide caption

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Crimea's new prime minister, Sergei Aksyonov (right), and the speaker of the legislature, Vladimir Konstantinov, attend a rally at Red Square in Moscow on March 18, the day Russia annexed the territory. Russia is pumping billions into Crimea after taking it from Ukraine. However, corruption has been a major problem in Crimea. Pavel Golovkin/AP hide caption

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President Vladimir Putin lays flowers during a ceremony marking Victory Day in the Crimean city of Sevastopol on Friday. It was his first visit to the region since Russia annexed it in March. Maxim Shemetov/Reuters/Landov hide caption

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Communist Party supporters carry red flags during their rally to mark International Labor Day in downtown Kharkiv, Ukraine, on Thursday. In recent weeks, pro-Russia separatists have seized key installations in several cities in eastern Ukraine. Volodymyr Petrov/EPA/Landov hide caption

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A Google Maps image from its Russian service depicts Crimea (bottom center) with a solid line, reflecting an international border between it and Ukraine. Versions of the map on other Google sites show it with a dotted line. Google Maps hide caption

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A photo taken through a shattered window shows pro-Russian protesters in front of Ukrainian police guarding the Kharkiv regional state administration building Tuesday. AFP/Getty Images hide caption

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Ousted Ukrainian President Viktor Yanukovych during an interview with The Associated Press, in Rostov-on-Don, Russia, on Wednesday. He said he hoped to persuade Russian President Vladimir Putin to return Crimea to Ukraine. Ivan Sekretarev/AP hide caption

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NATO Secretary General Anders Fogh Rasmussen looks on at the start of a NATO foreign ministers meeting at the Alliance headquarters in Brussels on Tuesday. Francois Lenoir/Reuters/Landov hide caption

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Senior high school students wearing Soviet-era navy uniform march during a daily ceremony of changing the guard of honor at the WW II Memorial to the Heroes of the defense of Sevastopol 1941-1942 in Sevastopol, Crimea, Saturday. Russia says it doesn't plant to invade mainland Ukraine. Olga Maltseva/AFP/Getty Images hide caption

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President Obama, accompanied by Dutch Prime Minister Mark Rutte, speaks during their joint news conference at the conclusion of the Nuclear Security Summit in The Hague on Tuesday. Pablo Martinez Monsivais/AP hide caption

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President Obama and other leaders met in The Hague. Clockwise from bottom left: European Union Council President Herman Van Rompuy, Canadian Prime Minister Stephen Harper, French President Francois Hollande, British Prime Minister David Cameron, Obama, German Chancellor Angela Merkel, Japanese Prime Minister Shinzo Abe, Italian Prime Minister Matteo Renzi and EU President Jose Manuel Barroso. Sean Gallup/Getty Images hide caption

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