Thanks to the tireless work of dedicated scientists with Pfizer, Moderna and many others, we now have a vaccine that is about 95% effective in protecting us against COVID-19. So far, 18.4 million shots have been given in the U.S. (about 4.5% of the population), the majority administered to frontline workers and vulnerable elderly populations. While we’ll still have “social distancing” in our vernacular for some time, the COVID-19 vaccine is a medical breakthrough and a crucial step in the right direction to end the pandemic. 

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