Duke experts discuss what we know about the origins of COVID-19
It's been one year since COVID-19 stunned the world, but many questions still remain, including where it came from. "Three possibilities: the virus was brought to Wuhan by a human, by animal or by frozen food," said Professor Linfa Wang, Duke University. At this point, most scientists agree the ancestor virus of COVID-19 did come from bats. And experts say that's a result of the human race imposing upon the natural ecosystem. "It's this notion of out moving into places where we really don't need to be," said Professor Stuart Pimm at Duke University. And the experts agree, this is not the fir...