You thought they'd quit with the first?-----The WHO Has Identified Another Variant Of Interest: Mu | IFLScience

The WHO Has Identified Another Variant Of Interest: Mu | IFLScience
"The World Health Organization (WHO) has said it’s keeping a close eye on a new COVID-19 “variant of interest” (VOI) known as Mu.
The Mu variant, aka B.1.621 and B.1.621.1, was first identified in Colombia in January 2021, according to the WHO. 
...As of 29 August, over 4,500 cases of the Mu variant have been documented in 39 countries. 

Colombia and Ecuador are the hardest hit, where 39 percent and 13 percent of cases are made up of the Mu variant, respectively...Read all.