The CDC updates its isolation recommendations

After facing backlash, the Centers for Disease Control and Prevention clarified the recommendations for COVID-19 isolation, approved a five-day quarantine period and an optional test, and shortened the time frame between the second Pfizer vaccine dose and the booster injection from six to five. months. John Moore, professor of microbiology and immunology at Weill Cornell Medical College, joins CBSN to discuss the latest news on coronavirus.

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