Boston April 21, 2022 6:08 pm Boston Health Officials Recommend New Precautions Against COVID Despite mandates being lifted, the Boston Public Health Commission is urging people in the city to wear masks indoors, especially in crowded places. US & World Videos 2:09 President of MIT calls for shutting down pro-Palestinian encampments 1:00 Three dead in apparent murder-suicide in Lowell 3:05 100 protesters detained at Northeastern University 2:39 Community mourns police sergeant killed on duty 2:50 Community mourns Billerica police sergeant killed on duty