The Centers for Disease Control and Prevention (CDC) is raising alarms about a new COVID-19 variant, KP-3.1.1, which has rapidly doubled in prevalence in the United States over the past two weeks. This variant now accounts for one in four COVID cases nationwide. Public health experts note that KP-3.1.1 is significantly more infectious than previous variants and has a greater capacity to evade immunity conferred by existing COVID vaccines.
This warning coincides with the detection of high levels of COVID-19 in wastewater. . .