 Umunyamakuru wa BBC Jonah Fisher uri mu murwa mukuru Kiev wa Ukraine, avuga ko uku kubuza abagabo bo mu Burusiya kwinjira muri Ukraine bishobora kugira ingaruka zikomeye ku rujya nuruza rwabatuye ibihugu byombi mu gihe ibihe byiminsi mikuru yo gusoza umwaka byegereje. 