Groton — Groton Superintendent Susan Austin said school officials learned Tuesday that a member of the Claude Chester Elementary School community tested positive for COVID-19.

"We have collaborated with Ledge Light Health District to determine and have already notified close contacts within the school," she wrote in a notification to parents, guardians and staff. "The affected person has been instructed to isolate at home following public health guidelines."

She also reported Friday that school officials learned two members of the Groton Middle School community tested positive for COVID-19. She said close contacts were notified, and the individuals were told to isolate at home.