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NBC News NOW
Pfizer Covid-19 vaccine more than 90% effective, will be free to public
Catch up with NBC News Clone on today's hot topic: Pfizer Covid 19 Vaccine More Than 90 Effective Will Be Free To Public 95610949680 - Breaking News | NBC News Clone. Our editorial team reformatted this story for clarity and speed.
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Pfizer announced that its coronavirus vaccine is more than 90 percent effective in preventing Covid-19. The medical community praised the news, but there is still a long way to go before the vaccine can reach the public. NBC News medical contributor Dr. Lipi Roy explains what we need to know.Nov. 9, 2020