Nov. 28, 2021, 10:49 PM
Covid-19’s omicron variant appears to be more transmissible, reinforcing the need for Americans to get vaccinations or booster shots, U.S. health officials said.
Omicron “is a clarion call” for people to be vaccinated,
Biden last week restricted U.S. travel links starting Monday with eight African countries including South Africa, where omicron …
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