This picture taken on May 14, 2020 shows a researcher at Peking University's Beijing Advanced Innovation Center for Genomics conducting tests at their laboratory in Beijing. - The Chinese laboratory says it has developed a drug it believes has the power to bring the COVID-19 coronavirus pandemic to a halt, shortening the recovery time for those infected and even offering short-term immunity from the virus. (Photo by WANG ZHAO / AFP) / TO GO WITH Health-virus-China-vaccine,FOCUS by Qian Ye and Matthew Knight (Photo by WANG ZHAO/AFP via Getty Images)