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Scientists track genetic code of the U.K. coronavirus variant as mutation emerges

CBS, 03 Feb 2021
As the United Kingdom surpasses 108,000 COVID-19 deaths, a new mutation is emerging in the variant first detected in the country. Scientists are mapping the genetic code as concerns rise that evolution could make the variant more resistant to vaccines. CBS News foreign correspondent Roxana Saberi joins "CBSN AM" with the latest.
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