http://www.newsweek.com/c-1-2-covid-variant-concerning-mix-mutations-expert-1625469

The C.1.2 variant of COVID has a mixture of mutations, some of which have not been seen in other variants of the virus so far—but certain ones we do recognize are associated with evolutionary advantages, experts have told Newsweek.

The variant was first identified in South Africa in May and has spread across the country. Research also suggests that the variant may be in several other nations, Reuters reports.