World Health Organization (WHO) Director-General Tedros Adhanom Ghebreyesus attends a daily press briefing on COVID-19, the disease caused by the novel coronavirus, at the WHO heardquaters in Geneva on March 11, 2020. - WHO Director-General Tedros Adhanom Ghebreyesus announced on March 11, 2020, that the new coronavirus outbreak can now be characterised as a pandemic. (Photo by Fabrice COFFRINI / AFP) (Photo by FABRICE COFFRINI/AFP via Getty Images)