‘Difficult to hold 2020 Tokyo Olympics without vaccines’: Japan medical chief

Head of Japan's medical association said holding 2020 Olympics without vaccines would be difficult. Yoshitake Yokokura said games are possible only if infections are under control globally. He said, “In my view, it would be difficult to hold the Olympics unless effective vaccines are developed. I'm not saying it should not be held, but my prediction is that it will be difficult (to hold the 2020 Summer Olympics unless effective vaccines are developed).” Watch the full video for more.