Are there Chechen fighters in Ukraine?
Reports suggest Chechen fighters are being sent to eastern Ukraine to support pro-Russian militia there.
Chechnya's Moscow-backed leader Ramzan Kadyrov has denied sending his troops, but he said there could well be Chechen volunteers fighting against the Ukrainian army.
BBC Russian's Olga Ivshina reports from Donetsk.
29 May 2014
- From the section Europe