![400 US mercenaries ‘deployed on ground’ in Ukraine military op 400 US mercenaries ‘deployed on ground’ in Ukraine military op](https://mtic.us/wp-content/uploads/2014/05/rian_02421573.hr_.en_.si_-310x168.jpg)
About 400 elite mercenaries from the notorious US private security firm Academi (formerly Blackwater) are taking part in the Ukrainian military operation against anti-government protesters in southeastern regions of the country, German media reports.