 Ahavuye isanamu, Reuters Insiguro yisanamu, Imibanire hagati ya Washington na Moscow yari ikonje igihe visi perezida Joe Biden yahuraga na Perezida Putin mu 2011 Trump ni gacye cyane yumvikanye anenga Uburusiya cyangwa Putin, Uburusiya kandi bwashinjwe kwivanga mu matora ya 2016 yagejeje Trump ku ntsinzi. 