A vendor wearing a face mask sells vegetables and fruits at a market in Bogota, Colombia, March 18, 2020. As of Friday noon, six new cases raised the total number of COVID-19 to 108 in Colombia, and all six were people who recently returned from Spain, according to the Health Ministry. (Photo by Jhon Paz/Xinhua)

A vendor cleans the counter at a market in Bogota, Colombia, March 18, 2020. As of Friday noon, six new cases raised the total number of COVID-19 to 108 in Colombia, and all six were people who recently returned from Spain, according to the Health Ministry. (Photo by Jhon Paz/Xinhua)

A customer uses disinfectant at a market in Bogota, Colombia, March 18, 2020. As of Friday noon, six new cases raised the total number of COVID-19 to 108 in Colombia, and all six were people who recently returned from Spain, according to the Health Ministry. (Photo by Jhon Paz/Xinhua)

A vendor cleans the counter at a market in Bogota, Colombia, March 18, 2020. As of Friday noon, six new cases raised the total number of COVID-19 to 108 in Colombia, and all six were people who recently returned from Spain, according to the Health Ministry. (Photo by Jhon Paz/Xinhua)

A vendor cleans the floor at a market in Bogota, Colombia, March 18, 2020. As of Friday noon, six new cases raised the total number of COVID-19 to 108 in Colombia, and all six were people who recently returned from Spain, according to the Health Ministry. (Photo by Jhon Paz/Xinhua)

A vendor cleans the counter at a market in Bogota, Colombia, March 18, 2020. As of Friday noon, six new cases raised the total number of COVID-19 to 108 in Colombia, and all six were people who recently returned from Spain, according to the Health Ministry. (Photo by Jhon Paz/Xinhua)