[Note: This article has been updated to say the state is discussing prioritizing vaccinations for 65- to 74-year-olds next.] New Canaan is seeing new positive cases of COVID-19 virus trend down week-by-week, Health Director Jenn Eielson said Thursday, and the state recently doubled the number of vaccinations made available to the town. The town saw a “sustained high” in cases starting in early November, and that’s been changing recently, “so this is good progress,” Eielson told members of the Health & Human Services Commission during their regular meeting, held via videoconference. “But we knew that was going to happen with the holidays and gatherings,” she said. “So this is good news.”