Dismissing media reports that N440K is the variant causing chaos in South India, Divya Tej Sowpati a scientist at CCMB said current data show it is replaced by new variants such as B1617 and B117.

Dismissing media reports that N440K is the variant causing chaos in South India, Divya Tej Sowpati a scientist at CCMB said current data show it is replaced by new variants such as B1617 and B117.