BBC: Covid-19 variants pose 'real threat' to vaccine progress, CDC warns
The spread of highly contagious coronavirus variants is threatening to fuel a "potential fourth surge of cases" in the US, a top health official has warned.
The head of the US Centers for Disease Control and Prevention (CDC) said she was concerned by recent Covid-19 data. Dr Rochelle Walensky said about 70,000 new cases a day had been recorded last week – "a very high number".
There were nearly 2,000 deaths a day in the same period, she added.
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Update #1: CDC chief warns of 'potential fourth surge' and urges US to keep Covid rules (The Guardian) Update #2: US reports record number of variant coronavirus cases (The Hill)
WNU Editor: Everyone is monitoring the variants …. New York Covid-19 Variants Are Causing Concern (Forbes).Original Article
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