Disclaimer: Early release articles are not considered as final versions. Any changes will be reflected in the online version in the month the article is officially released. Multiple Transmission Chains within COVID-19 Cluster, Connecticut, USA, 20201 Stephen M. Bart , Eileen Flaherty, Tara Alpert, Sherry Carlson, Lisa Fasulo, Rebecca Earnest, Elizabeth B. White, Noel Dickens, Anderson F. Brito, Nathan D. Grubaugh, James L. Hadler, and Lynn E.