Hundreds of scientists are saying there is evidence that the virus is airborne and are calling for the WHO to revise its recommendations. | CBC News

"It's critical to understand where this virus came from, so that we can understand how to stop future outbreaks." The World Health Organization (WHO) sent a group of 17 international experts to Wuhan, China, to work with Chinese scientists on an in-depth search into COVID-19's origins. How did their inveistigation charge what we know about the virus—and how long could it be until we have definitive answers of how the outbreak started? ABC News explores: https://abcn.ws/3fYaKO3 | ABC News