ONLY ON AP China curtails hunt for virus origins

More than a year since the first known person was infected with the coronavirus - with at least 1.7 million people killed by it worldwide since - an AP investigation shows the Chinese government is strictly controlling all research into virus origins while promoting fringe theories the pandemic originated elsewhere. (Dec. 30)

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JONNA MAZET: If we want to keep this from happening again, we have to understand this virus-host-environment relationship and what we are doing to put ourselves at risk so that we can take steps to prevent these things from happening again.