On 25 March, South Africa’s government announced the closure of it’s airspace to all commercial airlines effective as of 0000 local time on 26 March 2020 (2200 UTC on 25 March), and expected to last until at least 16 April. Previously, officials announced a 21-day lockdown during the same period, which permits residents to leave their homes only for purchasing food or seeking health care. Thus far, South Africa has more than 900 confirmed COVID-19 cases — the largest number of cases recorded in a Sub-Saharan African country.