A fierce critic of Zimbabwe's President Emmerson Mnangagwa has been arrested and charged with inciting violence. Journalist Hopewell Chin'ono is accused of encouraging attendance at an anti-government protest. Also, despite the documented abuses at some Islamic schools in parts of Nigeria, some poorer parents say they don't want the institutions to close, as they are often the only schools available. Plus, we visit a disarmament, demobilisation and reintegration camp in Cameroon where former secessionist fighters are trying to prepare themselves for civilian life.