The BA.2 variant has been around for several weeks already, but as cases rise abroad and show signs of spread in parts of the U.S., could the omicron subvariant.
The BA.2 variant is beginning to grow in parts of the U.S. and is believed to be behind a number of COVID increases in multiple countries, so what exactly is it.
With COVID upticks being seen across parts of Europe, many coinciding with a rise in BA.2 or "stealth omicron" cases, what does that signal for the U.S. as.
While many are closely watching omicron subvariant BA.2 and the so-called "deltacron" hybrid strain, some experts have suggested that new COVID variants could.