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Inna Varenytsia

A Ukrainian soldier shows pieces of shrapnel in a crater left by an explosion in Avdiivka, Ukraine, Tuesday, Jan. 31, 2017. Fighting between government troops and Russia-backed separatist rebels in eastern Ukraine escalated on Tuesday, killing at least eight people late Monday and early Tuesday, injuring dozens and briefly trapping more than 200 coal miners underground, the warring sides reported.() (AP Photo/Inna Varenytsia)

Worst fighting in east Ukraine since 2015; 33 dead this week

Inna Varenytsia