COVID cases rising in US, according to levels found in wastewater

According to the CDC, sewage viral activity levels for COVID-19 are currently high and very high in 26 states, with more than 70% of illnesses stemming from a highly contagious strain of COVID known as the Flirt variant. Andrew Pekosz, a professor and vice chair of molecular microbiology and immunology at the Johns Hopkins Bloomberg School of Public Health, spoke to CBS News about the spike in cases.