Images from Ukraine
![Uniformed men, believed to be Russian servicemen, stand guard near a Ukrainian military base outside the city of Sevastopol, March 7, 2014.](https://gdb.voanews.com/91df2afc-b899-4772-b131-dd61bebc58fa_w1024_q10_s.jpg)
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Uniformed men, believed to be Russian servicemen, stand guard near a Ukrainian military base outside the city of Sevastopol, March 7, 2014.
![Pro-Russian demonstrators clash with riot police during a protest rally in Donetsk, Ukraine, March 6, 2014.](https://gdb.voanews.com/47a0bc02-d2a2-43e3-9696-de190219702e_w1024_q10_s.jpg)
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Pro-Russian demonstrators clash with riot police during a protest rally in Donetsk, Ukraine, March 6, 2014.
![Pro-Russian demonstrators clash with riot police during a protest rally in Donetsk, Ukraine, March 6, 2014.](https://gdb.voanews.com/3717f19b-5114-4ec2-907b-2e30fd0fb739_w1024_q10_s.jpg)
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Pro-Russian demonstrators clash with riot police during a protest rally in Donetsk, Ukraine, March 6, 2014.
![A Ukrainian serviceman stands guard at a Ukrainian military base as a uniformed man, believed to be a Russian serviceman, walks nearby in Perevalnoye outside Simferopol, March 6, 2014.](https://gdb.voanews.com/506a5138-95f5-4979-b7eb-d0358073f8e7_w1024_q10_s.jpg)
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A Ukrainian serviceman stands guard at a Ukrainian military base as a uniformed man, believed to be a Russian serviceman, walks nearby in Perevalnoye outside Simferopol, March 6, 2014.