
A staff member looks at a computer monitor to check passengers' body temperature through a thermal scanner upon their arrival at Kualanamu International Airport in North Sumatra, Indonesia, Jan. 22, 2020. (Photo by Alberth Damanik/Xinhua)

A staff member looks at a computer monitor to check passengers' body temperature through a thermal scanner upon their arrival at Kualanamu International Airport in North Sumatra, Indonesia, Jan. 22, 2020. (Photo by Alberth Damanik/Xinhua)