New COVID variant with immune escape potential confirmed in US, 22 other countries
Monday, March 23, 2026 04:34 PM
The highly mutated SARS-CoV-2 BA.3.2 variant, which has been reported by at least 23 countries as of February 11, has been detected in nasal swabs collected from four US travelers, clinical samples from five patients, three airplane wastewater samples, and 132 wastewater surveillance samples from 25 states, per a study published last week in Morbidity and Mortality Weekly Report. Read more.