Ibiro bya Bwana Shokin ni byo byakoraga amaperereza kuri kompanyi y'umwuka wa 'gas' yo muri Ukraine yitwa Burisima Holdings, icyo gihe yahembaga Hunter Biden, umuhungu wa Bwana Biden, umushahara w'amadolari 50,000 ku kwezi ngo abe umwe mu bakuriye inama y'ubutegetsi y'iyo kompanyi.
