Professor Fangqiong Ling (IMAGE) Washington University in St. Louis Caption Research from the lab of Fangqiong Ling at the McKelvey School of Engineering finds SARS-CoV-2 material in wastewater reflects illnesses in communities. It also helps establish guidance for future studies. Credit Washington University in St. Louis Usage Restrictions Use allowed with proper attribution License Original content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.