Zimbabwe war veterans have publicly said they want two powerful members of Zanu-PF, both close to First Lady Grace Mugabe, to be expelled from the ruling party.
Congolese troops killed two UN peacekeepers after civilians accused the Tanzanian UN troops of providing supplies to Islamist Ugandan rebels.
The UN peacekeeping mission for Central African Republic said it has identified seven new cases of sexual abuse by its troops.
Italy's Foreign Ministry summoned the Egyptian envoy to Rome to express concern about the suspicious death of Giulio Regeni.
South Sudan lawmakers have passed a controversial bill restricting numbers of foreign aid workers.