Waltham October 4, 2021 11:35 am Waltham Roof Collapse Police responded to a partial roof collapse on Moody Street in Waltham, Massachusetts, on Monday morning. US & World Videos 2:58 Karen Read trial: Defense accuses prosecution witness of perjury 2:24 Gov. Maura Healey reacts to Steward bankruptcy filing 2:33 Karen Read trial resumes Monday 2:07 Steward Health Care files for bankruptcy 3:17 Northeastern's graduation disrupted by 23-year-old who was then detained by police