Sopa Images | Lightrocket | Getty Images A more contagious subvariant of omicron, known as BA.2, is spreading across the globe and could soon become the dominant version of Covid-19. It’s now th...
Sopa Images | Lightrocket | Getty Images A more contagious subvariant of omicron, known as BA.2, is spreading across the globe and could soon become the dominant version of Covid-19. It’s now th...