Press conference of the Security Service of Ukraine.

KIEV, UKRAINE - FEBRUARY 09: Paraphernalia, chevrons and symbols of "LPR" and "DPR" are being displayed during a press conference of Head of the Security Service of Ukraine Vasyl Hrytsak, where was presented evidence of the involvement of staff officers of the Russian Federation to cooperation with pro-Russian separatists on the East of the country in Kiev, Ukraine on February 09, 2016. Security Service of Ukraine detained two Russian officers - Captain Sergei Kutsenko and Major Andrew Kornyak, which are part of the Joint center for control and coordination of the ceasefire and stabilize the line dividing the sides, Gritsenko said. During the arrest they seized chevrons different samples, 14 manuals on military affairs with the stamp of "limited use" and other documents. (Photo by Vladimir Shtanko/Anadolu Agency/Getty Images)