Current Risk Assessment
Based on what CDC knows now, existing tests used to detect and medications used to treat COVID-19 appear to be effective with this variant. BA.2.86 may be more capable of causing infection in people who have previously had COVID-19 or who have received COVID-19 vaccines.
https://www.cdc.gov/respiratory-viruses/whats-new/covid-19-variant.html
Admitting those who got shots are more vulnerable to infection.