US bets on small, untested company to deliver COVID vaccine

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FILE - In this March 16, 2020, file photo, a patient receives a shot in the first-stage safety study clinical trial of a potential vaccine for COVID-19, the disease caused by the new coronavirus, at the Kaiser Permanente Washington Health Research Institute in Seattle. When precious vats of COVID-19 vaccine are finally ready, the ability to jab the lifesaving solution into the arms of Americans will require hundreds of millions of injections. (AP Photo/Ted S. Warren, File)