The theory Covid-19 may have come from a lab in Wuhan is picking up steam again.
The WHO is investigating.
The theory Covid-19 may have come from a lab in Wuhan is picking up steam again.
The WHO is investigating.
An investigator with the WHO says his team found evidence suggesting the spread of COVID-19 was far more widespread in late 2019..
The head of a World Health Organization-led team probing the origins of COVID-19 said bats remain a likely source and that..