Experts say J&J vaccine will accelerate vaccination in the U.S.

Experts say J&J vaccine will accelerate vaccination in the U.S.

The J&J Covid-19 vaccine has been shipped to states after the FDA approved it for emergency use authorization. The vaccine has 72 percent efficacy in the U.S. against moderate to severe disease. CNBC’s Meg Tirrell joins ‘The News with Shepard Smith’ to report.

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