WHO leader says virus risk inevitable at Tokyo Olympics

In this Monday, May 24, 2021 file photo, Tedros Adhanom Ghebreyesus, Director General of the World Health Organization (WHO), speaks at the WHO headquarters, in Geneva, Switzerland. The head of the World Health Organization said Thursday, July 15, that he is asking China to be more transparent as scientists search for the origins of the coronavirus and acknowledged it was premature to rule out that the pandemic may have been linked to a laboratory leak. (Laurent Gillieron/Keystone via AP, File)

TOKYO — The Tokyo Olympics should not be judged by the tally of COVID-19 cases that arise because eliminating risk is impossible, the head of the World Health Organization told sports officials Wednesday as events began in Japan.