Asia steps up checks as China virus kills 6

Subway passengers wear protective masks in Beijing on January 21, 2020. - The death toll from a new China virus that is transmissible between humans rose to six, the mayor of Wuhan said in an interview with state broadcaster CCTV on January 21, as the World Health Organization said it would consider declaring an international public health emergency over the outbreak. (Photo by NOEL CELIS / AFP)