Researchers are looking for signs of COVID-19 at Lake Superior beaches. They haven't found it yethttps://umn.us2.list-manage.com/track/click?u=099a9196d58c0806a6976600b&id=795427b205&e=37a773a543 Publication Date 08/22/2020 Source Duluth News Tribune Associated Research Projects Monitoring the Presence of SARS-CoV-2 Virus in Surface Waters Connected to Public Recreation Sites