Massachusetts April 10, 2020 12:01 pm Boston Convention Center Officially Opens as Field Hospital The Boston Convention and Expo Center in South Boston officially opened Friday as the state’s largest field hospital to help the fight against coronavirus. US & World Videos 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 4:32 Anti-war protester at Northeastern speaks amid arrests: ‘We are peaceful students' 10:42 Multiple people arrested as police clear campus encampments