as health officials keep an eye on the strain to see if it becomes dominant.The strain, also known as B.1.621, was first identified in Colombia in January and was added to the World Health Organization’s (WHO) "variants of interest" list, however 49 U.S.
states and the District of Columbia have since detected the mu variant, with the exception of Nebraska, according to estimates compiled by Outbreak.info.
States with a higher estimated prevalence of the variant include Alaska and Hawaii, though nationwide the variant has been detected in less than 1% of samples.Dr.
Anthony Fauci, the government’s leading infectious disease expert, on Sunday said the delta variant is over 99% of the cases.