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How did coronavirus break out? Theories abound as researchers race to solve genetic detective story

Apr 06, 2020 - CNN

(CNN) -- A vacuum of knowledge about the origins of the new coronavirus ravaging the world has provided fertile ground for all manner of theories -- from the fantastic, to the dubious to the believable.

It was a bioweapon manufactured by the Chinese. The US Army brought the virus to Wuhan. It leaked -- like a genie out of a bottle -- from a lab in an accident. It took root at a wildlife market in Wuhan.

Scientists have banded together across international borders to condemn the nati...