South Sudan at risk of further political violence, warns the UN

South Sudan is at risk of further political violence, says UN; A Teachers Union in Zimbabwe launches a legal challenge against the Government's move to suspend thousands of staff on strike; The BBC's Catherine Byaruhanga reports on the human price of the Ethiopia civil war; The Director-General of the World Health Organisation travels to South Africa for the first time since the beginning of the Covid-19 pandemic; The Resident Presidents discuss great leaders.

(Photo: South Sudan President Salva Kiir (C) gives a press conference jointly with his former vice-president and political rival Riek Machar (R) after they met at the State House in Juba, on February 20, 2020. Credit: PETER LOUIS/AFP via Getty Images)