Geneva Solutions WEF News Publié le 05 mai 2020 17:36. Modifié le 06 mai 2020 13:55. Real-time data can help combat Covid-19 in Africa par Kyra Dupont Troubetzkoy Police officer checks a motorist's travel papers during the COVID-19 lockdown in Harare, Zimbabwe, 30 April 2020. (©Aaron Ufumeli).