Kasianov says case opened against him for ’illegal enrichment’: "It is of utmost importance to them to silence me" Yurii Kasianov, a major with the State Border Guard Service and an aerial reconnaissance specialist, reported that the State Bureau of Investigation (SBI) had opened a criminal case against him for alleged "illegal enrichment," following pressure by the Border Guard’s Internal Security Service on his unit’s soldiers to extract testimonies. 5 970 69 Previously in trend: Liquidation of a unit Case against Kasianov