Further investigation revealed that the 39-year-old citizen of the Russian Federation is a sniper and had been involved in military operations in the Chechen Republic.
During questioning by SBU investigators, the suspect said that he was going to the eastern regions of Ukraine to participate in illegal armed group on the instructions of the Russian special services and, before leaving for Ukraine, he had been given detailed instructions in Rostov-on-Don.
For his “work” he was promised payment: US$100 for killing an ordinary soldier, US $1,000 for killing an officer and another EUR 2,000 upon return.
http://euromaidanpr.com/2014/05/24/russian-sniper-promised-payment-for-killing-ukrainians/#more-9834