Ukraine

Ukrainian soldiers walk in the field near Kramatorsk...Ukrainian soldiers walk in the field near Kramatorsk, in eastern Ukraine April 16, 2014. Ukrainian forces tightened their grip on the eastern town of Kramatorsk on Wednesday after securing control over an airfield from pro-Russian separatist militiamen, prompting Russian President Vladimir Putin to warn of the risk of civil war.  REUTERS/Marko Djurica (UKRAINE - Tags: POLITICS CIVIL UNREST MILITARY)

Marko Djurica/Reuters

Ukrainian soldiers walk in the field near Kramatorsk, in eastern Ukraine. Ukrainian forces tightened their grip on the eastern town of Kramatorsk on Wednesday after securing control over an airfield from pro-Russian separatist militiamen, prompting Russian President Vladimir Putin to warn of the risk of civil war. Read more

Ukrainian Army troops receive munitions at a field on the outskirts of Izyum, Eastern Ukraine, Tuesday, April 15, 2014. An Associated Press reporter saw at least 14 armored personnel carriers with Ukrainian flags, one helicopter and military trucks parked 40 kilometers (24 miles) north of the city on Tuesday.

Sergei Grits/AP

Ukrainian Army troops receive munitions at a field on the outskirts of Izyum, eastern Ukraine on Tuesday

A pro-Russian militiaman guards a barric...A pro-Russian militiaman guards a barricade in front of the flag of so called Donetsk Republic outside a regional police building in eastern Ukrainian city of Slavyansk on April 14, 2014. Ukraine's latest ultimatum to pro-Kremlin militias who have seized buildings across a swath of the separatist east expired on Monday without any sign of the gunmen ready to give in.  AFP PHOTO / ANATOLIY STEPANOV  ANATOLIY STEPANOV/AFP/Getty Images

Anatoliy Stepanov/AFP

A pro-Russia militiaman stands in front of a flag of the so-called Donetsk Republic outside the regional police building in the eastern Ukrainian city of Slavyansk. Ukraine’s latest ultimatum to pro-Kremlin militias who have seized buildings across a swath of the separatist east expired on Monday without any sign of the gunmen ready to give in. Read more

Pro-Russian activists warm themselves at a bonfire next to barricades in front of an entrance to the Ukrainian regional office of the Security Service in Luhansk, 30 kilometers (20 miles) west of the Russian border, in Ukraine, Friday, April 11, 2014. Ukraine s prime minister Arseniy Yatsenyuk on Friday told leaders in the country s restive east that he is committed to allowing regions to have more powers. Yatsenyuk told the meeting, which did not include representatives of the separatists, that more authority should be delegated to regional authorities.

Igor Golovniov/AP

Pro-Russian activists warm themselves next to barricades at a regional office of the security service in Luhansk, Ukraine, 20 miles west of the Russian border, on Friday.

Ukrainians remove a barricade near Independence Square in Kiev, Ukraine, 10 April 2014. Pro-Russian protesters continued to hold seized Ukrainian administrative buildings in Donetsk and Lugansk, which were occupied by them some days ago.

Sergey Dolzhenko/EPA

Ukrainians remove a barricade near Independence Square in Kiev, Ukraine on Thursday

Deputies clash during a session of the parliament in Kiev

Valentyn Ogirenko/Reuters

Deputies clash during a session of the parliament in Kiev, Ukraine, on Tuesday

Pro-Russian activists guard a barricade set at the Ukrainian regional Security Service building on the eastern city of Donetsk on Monday. Ukraine's embattled prime minister today accused Russia of trying to "dismember" his country by plotting seizures of government buildings in eastern regions that are seeking to break away from Kiev.

Alexander Khudoteply/AFP

Pro-Russian activists guard a barricade set at the Ukrainian regional Security Service building on the eastern city of Donetsk on Monday. Ukraine’s embattled prime minister today accused Russia of trying to “dismember” his country by plotting seizures of government buildings in eastern regions that are seeking to break away from Kiev.

Ukrainian soldiers perform military exercises at a military training ground outside Kiev, Ukraine, Monday, March 31, 2014. Ukrainian Acting Foreign Minister Andriy Deshchytsa has said that the new Ukrainian government is not planning to lead Ukraine into NATO. (AP Photo/Efrem Lukatsky)

Efrem Lukatsky/AP

Ukrainian soldiers perform military exercises at a military training ground outside Kiev, Ukraine. Ukrainian Acting Foreign Minister Andriy Deshchytsa has said that the new Ukrainian government is not planning to lead Ukraine into NATO. Read more

Members of the Ukrainian far-right radical group Right Sector stand outside the parliament in Kiev...Members of the Ukrainian far-right radical group Right Sector stand outside the parliament in Kiev March 28, 2014. Ukrainian authorities carried out an inspection tour of Kiev's bomb shelters on Friday as lawmakers accused Russia of fomenting trouble in the Ukrainian capital after having annexed the Black Sea region of Crimea. The slogan on the face mask reads "Victory or death". REUTERS/Valentyn Ogirenko

Valentyn Ogirenko/Reuters

Members of the Ukrainian far-right radical group Right Sector stand outside the parliament in Kiev. Ukrainian authorities carried out an inspection tour of Kiev’s bomb shelters on Friday as lawmakers accused Russia of fomenting trouble in the Ukrainian capital after having annexed the Black Sea region of Crimea. The slogan on the face mask reads “Victory or death”. Read more

People fish on a pier at the port of Mariupol...People fish on a pier at the port of Mariupol, located on the north of the Sea of Azov in eastern Ukraine March 26, 2014. REUTERS/Yannis Behrakis

Yannis Behrakis/Reuters

People fish on a pier at the port of Mariupol, located on the north of the Sea of Azov in eastern Ukraine.