Man from Rubizhne, whom Ukraine suspects of treason, has been sentenced to 18 years in prison in Russia on charges of "terrorism" The Southern District Military Court in Rostov-on-Don sentenced Roman Serhiienko, a native of Rubizhne in the Luhansk region, to 18 years in a maximum-security prison. In Russia, he was charged under "terrorism" laws, while in Ukraine he is a defendant in a treason case. 1 468 4 Previously in trend: Court cases against Ukrainians in Russia