Workers spray antiseptic solution on the arrival lobby amid rising public concerns over the possible spread of a new coronavirus at Incheon International Airport in Incheon, South Korea, Tuesday, Jan. 21, 2020. Heightened precautions were being taken in China and elsewhere Tuesday as governments strove to control the outbreak of a novel coronavirus that threatens to grow during the Lunar New Year travel rush. (Suh Myung-geon/Yonhap via AP)