Researchers detect virus that causes COVID at four Duluth beaches this monthhttps://umn.us2.list-manage.com/track/click?u=099a9196d58c0806a6976600b&id=18e1bcd0c9&e=37a773a543 Publication Date 09/28/2020 Source Duluth News Tribune Associated Research Projects Monitoring the Presence of SARS-CoV-2 Virus in Surface Waters Connected to Public Recreation Sites