South Korean Olympic table tennis team player Lee Sang-su receiving the first dose of the Pfizer/BioNTech Covid-19 coronavirus vaccine in Seoul (Chung Sung-Jun/Pool Photo via AP Images)

May 6, 2021 08:13 AM EDTUpdated 10:49 AM

Covid-19 roundup: Pfizer/BioNTech donate their vaccine to the Tokyo Olympics; Novavax, Pfizer/BioNTech vaccines appear to be less effective against variants

Josh Sullivan

Nicole DeFeudis

Editor

The long-delayed 2020 Olympics in Tokyo will feature gymnast Simone Biles in what is likely her last Summer Games, and skateboarder Nyjah Huston in what …

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Covid-19 roundup: Pfizer/BioNTech donate their vaccine to the Tokyo Olympics; Novavax, Pfizer/BioNTech vaccines appear to be less effective against variants

Josh Sullivan

Nicole DeFeudis

Editor

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Covid-19 roundup: Pfiz­er/BioN­Tech do­nate their vac­cine to the Tokyo Olympics; No­vavax, Pfiz­er/BioN­Tech vac­cines ap­pear to be less ef­fec­tive against vari­ants

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Covid-19 roundup: Pfizer/BioNTech donate their vaccine to the Tokyo Olympics; Novavax, Pfizer/BioNTech vaccines appear to be less effective against variants