 ONU isaba gutekana no kwigumya Umunyamabanga mukuru wishirahamwe mpuzamakungu ONU, António Guterres, asaba impande zose gutekana nukwigumya, be nuko hoshingwa itwaro mfatakibanza yokwubahiriza ivyipfuzo vyintwaro rusangi isabwa nabanyagihugu. 