A WHO official weighs in on Covid, vaccines, and mistakes that were made
The Covid-19 pandemic has entered its third year, with no end in sight, and the world is fed up to the gills. A new and even more highly transmissible variant, Omicron, has been scorching through holiday gatherings over the past couple of weeks. People who are thrice vaccinated are among the infected.
Hard to believe as it seems, the start of 2022 may be even more unsettling than the beginning of 2020.
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