Kiev

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Vice President Joeseph R. Biden met with Ukraine's PM Yulia Tymoshenko in Kiev in 2009. (Associated Press photo)

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Former Ukrainian Prime Minister Yulia Tymoshenko, speaks during press conference in Kiev, Ukraine, Tuesday, April 15, 2014. Tymoshenko said on Tuesday that what Kiev is seeing in the country's east is a war. In the first Ukrainian military action against a pro-Russian uprising in the east, special forces on Tuesday recaptured a small airport that had been occupied by militiamen, the government said. (AP Photo/Sergei Chuzavkov)

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Communist lawmakers scuffle with right-wing Svoboda ( Freedom) Party lawmakers during a parliament session of Verkhovna Rada, the Ukrainian parliament, in Kiev, Ukraine Tuesday, April 8, 2014. (AP Photo/Vladimir Strumkovsky)

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Communist lawmakers scuffle with right-wing Svoboda (Freedom) Party lawmakers during a parliament session of Verkhovna Rada, the Ukrainian parliament, in Kiev, Ukraine on Tuesday, April 8, 2014. (AP Photo/Vladimir Strumkovsky)