"A tv grab taken from the World Health Organization website shows World Health Organization (WHO) Health Emergencies Programme Director Michael Ryan delivering a virtual news briefing on COVID-19 (novel coronavirus) at the WHO headquarters in Geneva on March 23, 2020. - The new coronavirus pandemic is clearly ""accelerating"", WHO chief warned on March 23, 2020, but stressed it was still possible to ""change the trajectory"" of the outbreak. (Photo by - / AFP) (Photo by -/AFP via Getty Images)"