Omicron subvariant detected in Texas — what is BA.2?

AUSTIN (KXAN) — Just as COVID-19 case numbers in Austin-Travis County finally seem to have hit their peak, both local and national health leaders are pointing to another possible threat — BA.2, an omicron subvariant that is being called the "stealth variant."
Austin Public Health confirmed to KXAN at least three cases of the subvariant have been identified by Houston Methodist Hospital. The Texas Department of Health and Human Services has not updated its dashboard since the middle o