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    CNN reporter explains why scientists are keeping an eye on new variant

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CNN reporter explains why scientists are keeping an eye on new variant

South African researchers say they've been keeping a close eye on a new coronavirus variant called C.1.2. CNN's David McKenzie explains why it's so difficult to track the variant and how dangerous it is.

CNN reporter explains why scientists are keeping an eye on new variant

South African researchers say they've been keeping a close eye on a new coronavirus variant called C.1.2. CNN's David McKenzie explains why it's so difficult to track the variant and how dangerous it is.