Coronavirus: Biden welcomes Pfizer vaccine news, warns precautions still needed

US president-elect Joe Biden greeted Pfizer Inc’s experimental COVID-19 vaccine as excellent news on Monday, but warned that widespread vaccination remains months away and Americans need to continue wearing masks and maintain social distancing.

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“Today’s news is great news, but it doesn’t change that fact,” Biden said in a statement. “Today’s announcement promises the chance to change that next year, but the tasks before us now remain the same.”