coronavirus September 22, 2020 9:10 am Tech Tuesday: Coronavirus Outbreak Detection Tool Mike Proulx, advertising lecturer at Boston University, talks about a new tool that uses machine learning to predict a COVID-19 outbreak before it happens. US & World Videos 6:03 Tensions rise during campus protests at MIT and Harvard 6:19 Police surround pro-Palestinian encampment at MIT 5:12 Karen Read's defense pushes the question of credibility 2:58 Karen Read trial: Defense accuses prosecution witness of perjury 2:24 Gov. Maura Healey reacts to Steward bankruptcy filing