January 3, 2023 1:35 pm COVID Q&A: Is XBB Contributing to Rising Wastewater Levels? Top Boston doctors talk about what could be causing the biggest spike in COVID-19 wastewater levels Massachusetts has seen in a year during NBC10 Boston’s weekly “COVID Q&A” series. US & World Videos 2:09 Concord rejects middle school name change honoring Black abolitionist 2:10 High school senior elected to school committee 9:27 @Issue full interview: Catching up with Middlesex Sheriff Peter Koutoujian 2:12 Flowers missing from memorial for fallen Marine in Lynn 1:05 Marking construction safety week in Boston