Child soldiers appear to be playing a part on both sides of the conflict in eastern Ukraine. A boy as young as 15 has been shown training pro-Russian separatist recruits in how to handle weapons, while Ukrainian media have told the story of a 17-year-old volunteer sapper.
It is a development that particularly worries the UN children's agency, Unicef, which is investigating "anecdotal evidence that children have been recruited and may be directly involved in the fighting".
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