Prezida w'Amerika Joe Biden yemereye abayobozi b'Afurika ko ashyigikiye ko igira intebe ihoraho mu rwego rwa ONU rushinzwe amahoro n’umutekano ku isi no mu nama y’ibihugu bikize ku isi G20 Mu Rwanda, abatwara ibinyabiziga mu karere ka Rubavu ntibishimira imikorere ya polisi