Reports say President Muhammadu Buhari's chief of staff has tested positive for coronavirus. A source with direct knowledge disclosed this to Reuters news agency. Abba Kyari, who is in his 70s, has a history of medical complications, including diabetes. He traveled to Germany in early March with a delegation of other Nigerian officials for meetings with Siemens AG. It is unclear if he self-isolated upon his return to Nigeria. --- Support this podcast: https://anchor.fm/newscast-africa/support Learn more about your ad choices. Visit megaphone.fm/adchoices