Bourla told CBS that there was a "quite good chance" that the team testing the vaccine candidate will know whether it works by the end of October. Dr. Anthony Fauci, director of the National Institute of Allergy and Infectious Diseases -- which is working on its own vaccine candidate with Moderna -- said Friday he remains "cautiously optimistic" that a vaccine will be ready by the end of the year. Pausing a vaccine trial is a standard precaution, US National Institutes of Health Director Dr. Francis Collins told a Senate hearing Wednesday. "MSU is committed to doing everything we can to prevent the spread of COVID-19," MSU Physician David Weismantel said. "Clearly, it's the return to campus of large numbers of students who are not here through the summertime," he said.

Source: CNN September 13, 2020 19:18 UTC