Image Credit:CIPhotos via Getty ImagesStudies are underway to find out the precise characteristics of the latest Covid-19 variant ‘BA.2’. It already accounts for the majority of most recent cases in a number of countries, including India, Denmark and Sweden. But, for French Health Minister Olivier Véran, this sub-variant’s arrival in France is not “a game changer”.BA.2, nicknamed “Omicron’s little brother”, made its first appearance in France a few weeks ago.