Experts Are Skeptical That Travel Bans Can Stop the Spread of New Coronavirus VariantsNYT > World News

It isn’t clear how widely the variants are already circulating. So the latest moves by countries to bar international travelers may again be too little, too late.It isn’t clear how widely the variants are already circulating. So the latest moves by countries to bar international travelers may again be too little, too late.NYT > World News

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