FILE PHOTO: An employee of the Synlab laboratory holds a sample test for the coronavirus disease (COVID-19), at El Dorado airport in Bogota, Colombia September 23, 2020. REUTERS/Luisa Gonzalez
FILE PHOTO: An employee of the Synlab laboratory holds a sample test for the coronavirus disease (COVID-19), at El Dorado airport in Bogota, Colombia September 23, 2020. REUTERS/Luisa Gonzalez