TOKYO — American pole vaulter and reigning world champion Sam Kendricks will miss the Tokyo Olympics after testing positive for COVID-19, officials confirmed Thursday.

The news of Kendricks' positive test has sent the entire Australian track and field team into lockdown, according to Australian  news  outlets, because an Australian pole vaulter has been deemed a close contact.

"Members of Australia’s track and field team at the Tokyo Olympic Games are isolating in their rooms as a precautionary measure following news of a COVID positive finding with a member of the U.S.

track and field team," the Australian Olympic Committee said in a statement provided to The Sydney Morning Herald.

"Members of the Australian track and field team are now undergoing testing procedures in line with Australian Olympic team protocols.".