Schools April 9, 2021 5:46 pm Number of COVID Cases Up Slightly in Mass. Schools. What It Means. As more kids return to classrooms in Massachusetts, the number of cases in school is on the rise, albeit slightly. Should we be concerned? US & World Videos 1:52 Respiratory virus spike means Mass General Brigham staff will mask up 0:51 WATCH: Group of people helps woman pinned under vehicle in Lawrence 2:03 Armed robbery of FedEx driver in Harvard caught on camera 2:32 Local students prepare for semester in LA amid wildfires 2:36 Problems plague Lowell High School's new athletic center