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New coronavirus variants could lead to a rapid rise in Covid-19 cases, and can “dangerously accelerate the trajectory of the pandemic,” US health officials warned Wednesday.
“I know these variants are concerning, especially as we’re seeing signs of progress,” US Centers for Disease Control and Prevention Director Dr. Rochelle Walensky said during a White House briefing on Wednesday. “I’m talking about them today because I am concerned, too.
“The continued spread of variants that are more transmissible could jeopardize the progress we have made in the last month if we let our guard down.”
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