Bangladesh, Nov. 27 -- 19 VARIANT?

South African scientists identified a new version of the coronavirus this week that they say is behind a recent spike in COVID-19 infections in Gauteng, the country's most populous province. It's unclear where the new variant first emerged, but scientists in South Africa first alerted the World Health Organization and it has now been seen in travelers to Belgium, Botswana, Hong Kong and Israel.

Health Minister Joe Phaahla said the variant was linked to an "exponential rise" of cases in the last few days, although experts are still trying to determine if the new variant is actually responsible.

From just over 200 new confirmed cases per day in recent weeks, South Africa saw the number of new daily case...