 Nigeria yabonye intsinzi ya mbere Abagore ba Amerika baciye umuhigo wibitego byinshi mu mukino umwe Afrika ntihagaze neza mwihiganwa ryisi ryabagore Nubwo Nigeria yatsinzwe kimwe ku busa ifite amahirwe menshi yo kuzamuka muri kimwe cya munani cyirangiza nkikipe ya gatatu mu itsinda yitwaye neza. 