Ukrainian, Pro-Russian Militia Sustain Casualties in Slovyansk Gunfire

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A pro-Russian gunman stands guard at a police station that was seized by pro-Russian militants, in the eastern Ukraine town of Slovyansk, April 13, 2014.

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A pro-Russian protester holds a shield at a check point, while black smoke from burning tires engulfs the area, in Slovyansk, April 13, 2014.

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A pro-Russian armed man stands guard at a barricade in front of pro-Russian protesters near the police headquarters in Slovyansk, April 13, 2014.

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Pro-Russian men gather around a fire at a barricade near the police headquarters in Slovyansk, April 13, 2014.